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-1){
		    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					
	}



function Validator(form)
{

	if (form.name.value == "")
	{
		alert("Please fill Name Field");
		form.name.focus();
		return false ;
	}

	if (form.email.value == "")
		{
			alert("Please Fill the Email Field");
			form.email.focus();
			return false ;
		}

	if (echeck(form.email.value)==false){
		//email.value="";
		form.email.focus();
		return false;
	}
	if (form.websiteurl.value == "")
		{
			alert("Please state Your Website URL");
			form.websiteurl.focus();
			return false ;
		}
	
			if (form.title.value == "")
		{
			alert("Please state Your title.");
			form.title.focus();
			return false ;
			}
			if (form1.reciprocalurl.value == "")
		{
			alert("Please state Your Reciprocal URL.");
			form.reciprocalurl.focus();
			return false ;
			}
			
return true;
}