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 Address!")
		   return false
		}

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

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

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

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

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

 		 return true					
	}

function ValidateForm(){
	/* var emailID=document.contact_graduate.Email */
	
	/*
	var xxx=document.getElementById("input_xxx");
	if ((xxx.value==null)||(xxx.value=="")){
		alert("Please enter your xxx!")
		xxx.focus()
		return false
	}
	*/
	
	
	var FullName=document.getElementById("input_FullName");
	if ((FullName.value==null)||(FullName.value=="")){
		alert("Please enter your name!")
		FullName.focus()
		return false
	}




	
	
	var emailID=document.getElementById("input_Email");
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please enter your Email Address!")
		emailID.focus()
		return false
	}
	
	
	
	
	
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	return true
 }