// JavaScript Document
function openlink(obj)
{
	//document.getElementById(obj).style.cursor='pointer';
	window.open(obj+".html","_self");
}

function isubmit()
{
	if ((document.henault.cname.value=="") || (document.henault.email.value==""))
		
		{
			
			alert("Please fill all required fields.");
		}	
		else
		{
		var emailID=document.henault.email.value;
	
		if (echeck(emailID)==false)
		{
			
			document.henault.email.focus();
			
			
		}
		else
		{
			
			
			document.henault.submit();
			
			
		}
		
		}
}


function ireset()
{
document.henault.cname.value="";
document.henault.telno.value="";
document.henault.email.value="";	
document.henault.nature.value="";
}



function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}