function show_tab(t,c,cls,clr)
{	
	i=1;
	while (document.getElementById("t_"+i))
	{
		document.getElementById("t_"+i).style.display='none';
		if(i==1)
		{			
			document.getElementById("cls_"+i).className='left_'+clr+'_tab';
		}
		else if(i==5)
		{
			document.getElementById("cls_"+i).className='right_'+clr+'_tab';
		}
		else 
		{
			document.getElementById("cls_"+i).className=clr+'_tab';
		}
		i++;
	}
	document.getElementById(t).style.display='block';
	document.getElementById(c).className=cls;
}

function show_drop(drp)
{	
	i=1;
	while (document.getElementById("drp_"+i))
	{
		document.getElementById("drp_"+i).style.display='none';		
		i++;
	}
	document.getElementById(drp).style.display='block';
}
function hide_drop(drp)
{	
	document.getElementById(drp).style.display='none';
}

function strtmarq() {
	document.write("<marquee width='890' onmouseover='this.stop()' class='generalbody' onmouseout='this.start()' scrollamount='2' >")
}
function endmarq() {
	document.write("</marquee>")
}

function preload() {
		document.write('<div style="display:none"></div>')
}

function show_sub_drop(s) {
	document.getElementById(s).style.display='block'	
}

function hide_sub_drop(s) {
	document.getElementById(s).style.display='none'	
}

function show_sub_pop(s,c) {
	document.getElementById(s).style.visibility='visible'
	document.getElementById(c).className='sel'
	document.getElementById(c).className='active'
}

function hide_sub_pop(s,c) {
	document.getElementById(s).style.visibility='hidden'	
	document.getElementById(c).className='active'
}


<!--
function validData(){

if(document.getElementById('email').value==''){
 alert('Please enter your email address');
 return false;
}
if(document.getElementById('email').value!=''){
 var pattern=/^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+/;
    if(!pattern.test(document.getElementById('email').value)){         
		alert("Please enter the valid Email address"); 
		return false;
    }
}

if(document.getElementById('interest').value=='none'){
	alert('Please select the Interest');
	return false;
}

}
//-->