-Broma virus: Este código simulará un virus SOLO lo simula.

<!-- Copiar este código dentro del tag HEAD--> <SCRIPT LANGUAGE="JavaScript"> <!-- This script and many more are available free online at --> <!-- The JavaScript Source!! http://javascript.internet.com --> <!-- Begin function confirmClose() { alert("Error: 107x has occurred. A virus has begun to infect your hard drive. Please erase all infected files.") if (confirm("Please inform the the hardware vendor of this error.")) alert('The virus has been contained but the browser will shutdown to check for and prevent further internal damages.'); else alert('The problem has not been fixed, the browser must be shut downtown to prevent further contamination.'); { parent.close(); } } // End --> </SCRIPT> <!-- Copiar este código dentro del tag BODY --> <CENTER> <FORM> <input type="button" value ="JavaScript Virus (not really...)" onClick_fckprotectedatt=" onClick="confirmClose()""> </FORM> </CENTER> <p><center> <font face="arial, helvetica" size="-2">Free JavaScripts provided<br> by <a href="http://javascriptsource.com" _fcksavedurl="http://javascriptsource.com">The JavaScript Source</a></font> </center>

-Mensaje de bienvenida: Saldrá un mensaje dando la bienvenida a tu web al usuario que la visite.

<script language="JavaScript1.2"> //drag drop function for NS 4//// ///////////////////////////////// var dragswitch=0 var nsx var nsy var nstemp function drag_dropns(name){ temp=eval(name) temp.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP) temp.onmousedown=gons temp.onmousemove=dragns temp.onmouseup=stopns } function gons(e){ temp.captureEvents(Event.MOUSEMOVE) nsx=e.x nsy=e.y } function dragns(e){ if (dragswitch==1){ temp.moveBy(e.x-nsx,e.y-nsy) return false } } function stopns(){ temp.releaseEvents(Event.MOUSEMOVE) } //drag drop function for IE 4+//// ///////////////////////////////// var dragapproved=false function drag_dropie(){ if (dragapproved==true){ document.all.showimage.style.pixelLeft=tempx+event.clientX-iex document.all.showimage.style.pixelTop=tempy+event.clientY-iey return false } } function initializedragie(){ iex=event.clientX iey=event.clientY tempx=showimage.style.pixelLeft tempy=showimage.style.pixelTop dragapproved=true document.onmousemove=drag_dropie } if (document.all){ document.onmouseup=new Function("dragapproved=false") } ////drag drop functions end here////// function hidebox(){ if (document.all) showimage.style.visibility="hidden" else if (document.layers) document.showimage.visibility="hide" } </script>

-Estrellita que persigue constantemente al puntero

<!-- Dentro del Tag HEAD --> <STYLE TYPE="text/css"> <!-- BODY{ overflow:scroll; overflow-x:hidden; } .s1 { position : absolute; font-size : 10pt; color : blue; visibility: hidden; } .s2 { position : absolute; font-size : 18pt; color : red; visibility : hidden; } .s3 { position : absolute; font-size : 14pt; color : gold; visibility : hidden; } .s4 { position : absolute; font-size : 12pt; color : lime; visibility : hidden; } //--> </STYLE> <!-- Dentro del Tag BODY --> <DIV ID="div1" CLASS="s1">*</DIV> <DIV ID="div2" CLASS="s2">*</DIV> <DIV ID="div3" CLASS="s3">*</DIV> <DIV ID="div4" CLASS="s4">*</DIV> <SCRIPT LANGUAGE="javascript" TYPE="text/javascript"> // adaptado por http://www.losrecursosgratis.com var nav = (document.layers); var tmr = null; var spd = 50; var x = 0; var x_offset = 5; var y = 0; var y_offset = 15; if(nav) document.captureEvents(Event.MOUSEMOVE); document.onmousemove = get_mouse; function get_mouse(e) { x = (nav) ? e.pageX : event.clientX+document.body.scrollLeft; y = (nav) ? e.pageY : event.clientY+document.body.scrollTop; x += x_offset; y += y_offset; beam(1); } function beam(n) { if(n<5) { if(nav) { eval("document.div"+n+".top="+y); eval("document.div"+n+".left="+x); eval("document.div"+n+".visibility='visible'"); } else { eval("div"+n+".style.top="+y); eval("div"+n+".style.left="+x); eval("div"+n+".style.visibility='visible'"); } n++; tmr=setTimeout("beam("+n+")",spd); } else { clearTimeout(tmr); fade(4); } } function fade(n) { if(n>0) { if(nav)eval("document.div"+n+".visibility='hidden'"); else eval("div"+n+".style.visibility='hidden'"); n--; tmr=setTimeout("fade("+n+")",spd); } else clearTimeout(tmr); } // --> </SCRIPT>

-Grupo de estrellas que persiguen al puntero

<LAYER NAME="a0" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ffffff" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a1" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#fff000" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a2" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ffa000" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a3" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ff00ff" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a4" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#00ff00" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a5" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#FF00FF" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a6" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#FF0000" CLIP="0,0,1,1"></LAYER> <LAYER NAME="a7" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ffffff" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a8" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#fff000" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a9" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ffa000" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a10" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#ff00ff" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a11" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#00ff00" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a12" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#0000ff" CLIP="0,0,2,2"></LAYER> <LAYER NAME="a13" LEFT=10 TOP=10 VISIBILITY=SHOW BGCOLOR="#FF0000" CLIP="0,0,3,3"></LAYER> <script language="JavaScript"> /* Magic Wand cursor (By Kurt at kurt.grigg@virgin.net) Modified and permission granted to Dynamic Drive to feature script in archive For full source, usage terms, and 100's more DHTML scripts, visit http://dynamicdrive.com */ if (document.all){ with (document){ write('<div id="starsDiv" style="position:absolute;top:0px;left:0px">') write('<div style="position:relative;width:1px;height:1px;background:#ffffff;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#fff000;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#ffa000;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#ff00ff;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#00ff00;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#0000ff;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:1px;height:1px;background:#FF0000;font-size:1px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#ffffff;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#fff000;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#ffa000;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#ff00ff;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#00ff00;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:2px;height:2px;background:#0000ff;font-size:2px;visibility:visible"></div>') write('<div style="position:relative;width:3px;height:3px;background:#FF0000;font-size:3px;visibility:visible"></div>') write('</div>') } } var Clrs=new Array(6) Clrs[0]='ff0000'; Clrs[1]='00ff00'; Clrs[2]='000aff'; Clrs[3]='ff00ff'; Clrs[4]='fff000'; Clrs[5]='fffff0'; if (document.layers) {window.captureEvents(Event.MOUSEMOVE);} var yBase = 200; var xBase = 200; var step; var currStep = 0; var Xpos = 1; var Ypos = 1; if (document.all) { function MoveHandler(){ Xpos = document.body.scrollLeft+event.x; Ypos = document.body.scrollTop+event.y; } document.onmousemove = MoveHandler; } else if (document.layers) { function xMoveHandler(evnt){ Xpos = evnt.pageX; Ypos = evnt.pageY; } window.onMouseMove = xMoveHandler; } function animateLogo() { if (document.all) { yBase = window.document.body.offsetHeight/4; xBase = window.document.body.offsetWidth/4; } else if (document.layers) { yBase = window.innerHeight/4; xBase = window.innerWidth/4; } if (document.all) { for ( i = 0 ; i < starsDiv.all.length ; i++ ) {step=3; starsDiv.all[i].style.top = Ypos + yBase*Math.cos((currStep + i*4)/12)*Math.cos(0.7+currStep/200); starsDiv.all[i].style.left = Xpos + xBase*Math.sin((currStep + i*3)/10)*Math.sin(8.2+currStep/400); for (ai=0; ai < Clrs.length; ai++) { var c=Math.round(Math.random()*[ai]); } starsDiv.all[i].style.background=Clrs[c]; } } else if (document.layers) { for ( j = 0 ; j < 14 ; j++ ) //number of NS layers! {step = 4; var templayer="a"+j document.layers[templayer].top = Ypos + yBase*Math.sin((currStep + j*4)/12)*Math.cos(0.7+currStep/200); document.layers[templayer].left = Xpos + xBase*Math.sin((currStep + j*3)/10)*Math.sin(8.2+currStep/400); for (aj=0; aj < Clrs.length; aj++) { var c=Math.round(Math.random()*[aj]); } document.layers[templayer].bgColor=Clrs[c]; } } currStep+= step; setTimeout("animateLogo()", 10); } animateLogo(); // --> </script>

-Reloj que sigue al puntero 
 
<///Traducido y modificado por www.creatupropiaweb.com///><SCRIPT language=JavaScript> dCol='0000FF';//date colour. fCol='FF00FF';//face colour. sCol='00CC00';//seconds colour. mCol='FF0000';//minutes colour. hCol='FF0000';//hours colour. ClockHeight=30; ClockWidth=30; ClockFromMouseY=0; ClockFromMouseX=100; //Alter nothing below! Alignments will be lost! d=new Array("DOMINGO","LUNES","MARTES","MIERCOLES","JUEVES","VIERNES","SABADO"); m=new Array("ENERO","FEBRERO","MARZO","ABRIL","MAYO","JUNIO","JULIO","AGOSTO","SEPTIEMBRE","OCTUBRE","NOVIEMBRE","DICIEMBRE"); date=new Date(); day=date.getDate(); year=date.getYear(); if (year < 2000) year=year+1900; TodaysDate=" "+d[date.getDay()]+" "+day+" "+m[date.getMonth()]+" "+year; D=TodaysDate.split(''); H='...'; H=H.split(''); M='....'; M=M.split(''); S='.....'; S=S.split(''); Face='1 2 3 4 5 6 7 8 9 10 11 12'; font='Arial'; size=1; speed=0.6; ns=(document.layers); ie=(document.all); Face=Face.split(' '); n=Face.length; a=size*10; ymouse=0; xmouse=0; scrll=0; props="<font face="+font+" size="+size+" color="+fCol+"><B>"; props2="<font face="+font+" size="+size+" color="+dCol+"><B>"; Split=360/n; Dsplit=360/D.length; HandHeight=ClockHeight/4.5 HandWidth=ClockWidth/4.5 HandY=-7; HandX=-2.5; scrll=0; step=0.06; currStep=0; y=new Array();x=new Array();Y=new Array();X=new Array(); for (i=0; i < n; i++){y[i]=0;x[i]=0;Y[i]=0;X[i]=0} Dy=new Array();Dx=new Array();DY=new Array();DX=new Array(); for (i=0; i < D.length; i++){Dy[i]=0;Dx[i]=0;DY[i]=0;DX[i]=0} if (ns){ for (i=0; i < D.length; i++) document.write('<layer name="nsDate'+i+'" top=0 left=0 height='+a+' width='+a+'><center>'+props2+D[i]+'</font></center></layer>'); for (i=0; i < n; i++) document.write('<layer name="nsFace'+i+'" top=0 left=0 height='+a+' width='+a+'><center>'+props+Face[i]+'</font></center></layer>'); for (i=0; i < S.length; i++) document.write('<layer name=nsSeconds'+i+' top=0 left=0 width=15 height=15><font face=Arial size=3 color='+sCol+'><center><b>'+S[i]+'</b></center></font></layer>'); for (i=0; i < M.length; i++) document.write('<layer name=nsMinutes'+i+' top=0 left=0 width=15 height=15><font face=Arial size=3 color='+mCol+'><center><b>'+M[i]+'</b></center></font></layer>'); for (i=0; i < H.length; i++) document.write('<layer name=nsHours'+i+' top=0 left=0 width=15 height=15><font face=Arial size=3 color='+hCol+'><center><b>'+H[i]+'</b></center></font></layer>'); } if (ie){ document.write('<div id="Od" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < D.length; i++) document.write('<div id="ieDate" style="position:absolute;top:0px;left:0;height:'+a+';width:'+a+';text-align:center">'+props2+D[i]+'</B></font></div>'); document.write('</div></div>'); document.write('<div id="Of" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < n; i++) document.write('<div id="ieFace" style="position:absolute;top:0px;left:0;height:'+a+';width:'+a+';text-align:center">'+props+Face[i]+'</B></font></div>'); document.write('</div></div>'); document.write('<div id="Oh" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < H.length; i++) document.write('<div id="ieHours" style="position:absolute;width:16px;height:16px;font-family:Arial;font-size:16px;color:'+hCol+';text-align:center;font-weight:bold">'+H[i]+'</div>'); document.write('</div></div>'); document.write('<div id="Om" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < M.length; i++) document.write('<div id="ieMinutes" style="position:absolute;width:16px;height:16px;font-family:Arial;font-size:16px;color:'+mCol+';text-align:center;font-weight:bold">'+M[i]+'</div>'); document.write('</div></div>') document.write('<div id="Os" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < S.length; i++) document.write('<div id="ieSeconds" style="position:absolute;width:16px;height:16px;font-family:Arial;font-size:16px;color:'+sCol+';text-align:center;font-weight:bold">'+S[i]+'</div>'); document.write('</div></div>') } (ns)?window.captureEvents(Event.MOUSEMOVE):0; function Mouse(evnt){ ymouse = (ns)?evnt.pageY+ClockFromMouseY-(window.pageYOffset):event.y+ClockFromMouseY; xmouse = (ns)?evnt.pageX+ClockFromMouseX:event.x+ClockFromMouseX; } (ns)?window.onMouseMove=Mouse:document.onmousemove=Mouse; function ClockAndAssign(){ time = new Date (); secs = time.getSeconds(); sec = -1.57 + Math.PI * secs/30; mins = time.getMinutes(); min = -1.57 + Math.PI * mins/30; hr = time.getHours(); hrs = -1.575 + Math.PI * hr/6+Math.PI*parseInt(time.getMinutes())/360; if (ie){ Od.style.top=window.document.body.scrollTop; Of.style.top=window.document.body.scrollTop; Oh.style.top=window.document.body.scrollTop; Om.style.top=window.document.body.scrollTop; Os.style.top=window.document.body.scrollTop; } for (i=0; i < n; i++){ var F=(ns)?document.layers['nsFace'+i]:ieFace[i].style; F.top=y[i] + ClockHeight*Math.sin(-1.0471 + i*Split*Math.PI/180)+scrll; F.left=x[i] + ClockWidth*Math.cos(-1.0471 + i*Split*Math.PI/180); } for (i=0; i < H.length; i++){ var HL=(ns)?document.layers['nsHours'+i]:ieHours[i].style; HL.top=y[i]+HandY+(i*HandHeight)*Math.sin(hrs)+scrll; HL.left=x[i]+HandX+(i*HandWidth)*Math.cos(hrs); } for (i=0; i < M.length; i++){ var ML=(ns)?document.layers['nsMinutes'+i]:ieMinutes[i].style; ML.top=y[i]+HandY+(i*HandHeight)*Math.sin(min)+scrll; ML.left=x[i]+HandX+(i*HandWidth)*Math.cos(min); } for (i=0; i < S.length; i++){ var SL=(ns)?document.layers['nsSeconds'+i]:ieSeconds[i].style; SL.top=y[i]+HandY+(i*HandHeight)*Math.sin(sec)+scrll; SL.left=x[i]+HandX+(i*HandWidth)*Math.cos(sec); } for (i=0; i < D.length; i++){ var DL=(ns)?document.layers['nsDate'+i]:ieDate[i].style; DL.top=Dy[i] + ClockHeight*1.5*Math.sin(currStep+i*Dsplit*Math.PI/180)+scrll; DL.left=Dx[i] + ClockWidth*1.5*Math.cos(currStep+i*Dsplit*Math.PI/180); } currStep-=step; } function Delay(){ scrll=(ns)?window.pageYOffset:0; Dy[0]=Math.round(DY[0]+=((ymouse)-DY[0])*speed); Dx[0]=Math.round(DX[0]+=((xmouse)-DX[0])*speed); for (i=1; i < D.length; i++){ Dy[i]=Math.round(DY[i]+=(Dy[i-1]-DY[i])*speed); Dx[i]=Math.round(DX[i]+=(Dx[i-1]-DX[i])*speed); } y[0]=Math.round(Y[0]+=((ymouse)-Y[0])*speed); x[0]=Math.round(X[0]+=((xmouse)-X[0])*speed); for (i=1; i < n; i++){ y[i]=Math.round(Y[i]+=(y[i-1]-Y[i])*speed); x[i]=Math.round(X[i]+=(x[i-1]-X[i])*speed); } ClockAndAssign(); setTimeout('Delay()',20); } if (ns||ie)window.onload=Delay; </SCRIPT>

-Enlace llamativo: El link van cambiando de color.

<mas scripts en www.creatupropiaweb.com><script language="JavaScript"><!-- //Rainbow Links var ok=100 //delay time in milliseconds //Do not modify anything below this line. var color=0 function rain() { color=color+1; if(color==1){document.linkColor='red';} if(color==1){document.vlinkColor='red';} if(color==1){document.alinkColor='red'; setTimeout("rain();",ok);} if(color==2){document.linkColor='orange';} if(color==2){document.vlinkColor='orange';} if(color==2){document.alinkColor='orange'; setTimeout("rain();",ok);} if(color==3){document.linkColor='yellow';} if(color==3){document.vlinkColor='yellow';} if(color==3){document.alinkColor='yellow'; setTimeout("rain();",ok);} if(color==4){document.linkColor='green';} if(color==4){document.vlinkColor='green';} if(color==4){document.alinkColor='green'; setTimeout("rain();",ok);} if(color==5){document.linkColor='blue';} if(color==5){document.vlinkColor='blue';} if(color==5){document.alinkColor='blue'; setTimeout("rain();",ok);} if(color==6){document.linkColor='A209F4';} if(color==6){document.vlinkColor='A209F4';} if(color==6){document.alinkColor='A209F4'; setTimeout("rain();",ok);} if(color==7){document.linkColor='purple';} if(color==7){document.vlinkColor='purple';} if(color==7){document.alinkColor='purple'; setTimeout("rain();",ok);} if(color==8){document.linkColor='pink';} if(color==8){document.vlinkColor='pink';} if(color==8){document.alinkColor='pink'; setTimeout("rain();",ok);} if(color==9){color=0; setTimeout("rain();",ok);} } setTimeout("rain();",ok); // --></script> <a href="http://www.creatupropiaweb.com" _fcksavedurl="http://www.creatupropiaweb.com">Javascripts</a> <br> <a href="http://www.creatupropiaweb.com" _fcksavedurl="http://www.creatupropiaweb.com">creatupropiaweb</a><br> <a href="http://www.creatupropiaweb.com" _fcksavedurl="http://www.creatupropiaweb.com">Juegos</a> <!-- Simba says Roar. -->

-Tiempo que tarda en abrirse tu página: Muestra la velocidad de descarga de tu página. 

<Mas scripts en www.creatupropiaweb.com> <form name="velocidad"> <script> function calcular(peso){ fin = new Date(); vel = (peso/1024)/((fin-inicio)/1000)+''; vel = vel.substring(0, 5); document.forms.velocidad.valor.value = vel; } inicio = new Date(); document.write('<img style="position:absolute; visibility:hidden" src="http://TU IMAGEN" onload="calcular(this.fileSize)">'); </script>Página bajada a <input type="text" size="3" name="valor" value="..."> kbps</form>

-Texto animado en la barra de título de tu navegador

<SCRIPT> <!-- Mas trucos en www.creatupropiawebweb.com --> //change the title text below to your own var titletext="AQUI EL TEXTO QUE QUIERAS" var thetext="" var started=false var step=0 var times=1 function welcometext() { times-- if (times==0) { if (started==false) { started = true; document.title = titletext; setTimeout("anim()",1); } thetext = titletext; } } function showstatustext(txt) { thetext = txt; setTimeout("welcometext()",4000) times++ } function anim() { step++ if (step==7) {step=1} if (step==1) {document.title='>==='+thetext+'===<'} if (step==2) {document.title='=>=='+thetext+'==<='} if (step==3) {document.title='>=>='+thetext+'=<=<'} if (step==4) {document.title='=>=>'+thetext+'<=<='} if (step==5) {document.title='==>='+thetext+'=<=='} if (step==6) {document.title='===>'+thetext+'<==='} setTimeout("anim()",200); } if (document.title) window.onload=onload=welcometext </SCRIPT>