function sendInformationRequest(elements)
{
	//alert(elements.length);
	stringValue = '';
	emailID = '';
	email = '';
	error = false;
	for(i=0;i<elements.length;i++)
	{		
		//alert(elements[i]);
		stringValue = document.getElementById(elements[i]).value;
		stringValue = stringValue.replace(/^\s+|\s+$/g, '');
		//alert(stringValue);
		if(stringValue == '')			
		{
			error = true;
			displayError(elements[i]);
		}
		else{
			clearError(elements[i]);
		}
		if(elements[i] == 'email')
		{
			emailID = document.getElementById(elements[i]).value;
			
			if (echeck(emailID)==false)
			{
				error = true;	
				
				displayError(elements[i]);
				displayEmailError(elements[i]);
			}else clearError(elements[i]);			
		}
		
	}
	
	if(error == true)
	{	document.getElementById('div_errorsign').style.visibility = "visible";
		return false;
	}
	else
		document.form1.submit();
}

function displayError(element)
{
	document.getElementById(element).style.border = '1px solid red';
}
function displayEmailError(element)
{
	//document.getElementById(element).style.border = '1px solid red';
	document.getElementById(element).style.color = 'red';
}

function clearError(element)
{
	document.getElementById(element).style.border = '';
}

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					
	}