function ClearName()
{
	if(document.getElementById("username").value=="Name")
		document.getElementById("username").value="";
}

function ClearEmail()
{
	if(document.getElementById("useremail").value=="Email")
		document.getElementById("useremail").value="";
}


function ValidateHPSuBFrm()
{
	if(document.getElementById("username").value=="Name")
	{
		alert("Please enter your Name");
		document.getElementById("username").value="";
		document.getElementById("username").focus();
		return false;
	}

	if(document.getElementById("username").value=="")
	{
		alert("Please enter your Name");
		document.getElementById("username").value="";
		document.getElementById("username").focus();
		return false;
	}

	if(document.getElementById("useremail").value=="Email")
	{
		alert("Please enter your Email");
		document.getElementById("useremail").value="";
		document.getElementById("useremail").focus();
		return false;
	}

	if(document.getElementById("useremail").value=="")
	{
		alert("Please enter your Email");
		document.getElementById("useremail").value="";
		document.getElementById("useremail").focus();
		return false;
	}

	////// Email verification 



	var emailID=document.getElementById("useremail");

	if ((emailID.value==null)||(emailID.value==""))
		{
			alert("Please Enter your Email ID");
			emailID.focus();
			return false
		}
	
	if (echeck(emailID.value)==false)
		{
			emailID.value="";
			emailID.focus();
			return false;
		}



	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					
	}

	////////// end of Email verification

}