Javascript Code: Effect on Text Size

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<!-- this script got from www.javascriptfreecode.com coded by: Krishna Eydatoula--> <SCRIPT LANGUAGE="JavaScript"> <!-- Begin var speed = 50; var cycledelay = 2000; var maxsize = 28; var x = 0; var y = 0; var themessage, size; var esize = "</font>"; function initArray() { this.length = initArray.arguments.length; for (var i = 0; i < this.length; i++) { this[i] = initArray.arguments[i]; } } var themessage2 = new initArray( "welcome to", "javascriptfreecode.com", "free java codes", "Save Your Time" ); if(navigator.appName == "Netscape") document.write('<layer id="wds"></layer><br>'); if (navigator.appVersion.indexOf("MSIE") != -1) document.write('<span id="wds"></span><br>'); function upwords(){ themessage = themessage2[y]; if (x < maxsize) { x++; setTimeout("upwords()",speed); } else setTimeout("downwords()",cycledelay); if(navigator.appName == "Netscape") { size = "<font point-size='"+x+"pt'>"; document.wds.document.write(size+"<center>"+themessage+"</center>"+esize); document.wds.document.close(); } if (navigator.appVersion.indexOf("MSIE") != -1){ wds.innerHTML = "<center>"+themessage+"</center>"; wds.style.fontSize=x+'px' } } function downwords(){ if (x > 1) { x--; setTimeout("downwords()",speed); } else { setTimeout("upwords()",cycledelay); y++; if (y > themessage2.length - 1) y = 0; } if(navigator.appName == "Netscape") { size = "<font point-size='"+x+"pt'>"; document.wds.document.write(size+"<center>"+themessage+"</center>"+esize); document.wds.document.close(); } if (navigator.appVersion.indexOf("MSIE") != -1){ wds.innerHTML = "<center>"+themessage+"</center>"; wds.style.fontSize=x+'px' } } setTimeout("upwords()",speed); // End --> </script> </body> </html> <font face="Tahoma"><a target="_blank" href="http://www.javascriptfreecode.com/"><span style="font-size: 8pt; text-decoration: none">JavaScript Free Code</span></a></font>

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Text,Size,effect