//Checking for Valid Email Address
function validEmail(email)
{
	var exclude=/[^@\-\.\w]|^[_@\.\-]|[\._\-]{2}|[@\.]{2}|(@)[^@]*\1/;
	var checkend=/\.[a-zA-Z]{2,3}$/;
	if((email.search(exclude) != -1) || (email.search(checkend) == -1)) { return false; }
	var atPos = email.indexOf("@",0);
	var pPos1 = email.indexOf(".",0);
	var periodPos = email.indexOf(".",atPos);
	var pos1 = pPos1;
	var pos2 = 0;

	while (pos2 > -1)
	{
		pos2 = email.indexOf(".",pos1+1);
		if (pos2 == pos1+1) { return false; }
		else { pos1 = pos2; }
	}

	if (atPos == -1) { return false; }
	if (atPos == 0) { return false; }
	if (pPos1 == 0) { return false; }
	if(email.indexOf("@",atPos+1) > -1) { return false; }
	if(periodPos == -1) { return false; }
	if(atPos+1 == periodPos) { return false; }
	if(periodPos+3 > email.length) { return false; }
return true;
}

//Checking for Blank Input fields
function isBlank(fieldName)
{
	var len,k,flg;
	flg=true;
	if(fieldName!=null)
	{
		len=fieldName.length;
		for(k=0;k<len;k++)
		{
			if(fieldName.substring(k,k+1)!=" ")
			flg=false;
		}
	}
return flg;
}

//Checking for Characters only (with spaces)
function charsOnlyWithSpaces(fieldName)
{
	var validChars = "abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	var temp;

	for(var i=0; i < fieldName.length; i++)
	{
		temp = fieldName.substring(i,i+1);
		if(validChars.indexOf(temp) == "-1")
		{
			return false;
		}
	}	
}

//Checking for Numbers only
function numbersOnly(fieldName)
{
	var validChars = "0123456789";
	var temp;

	for(var i=0; i < fieldName.length; i++)
	{
		temp = fieldName.substring(i,i+1);
		if(validChars.indexOf(temp) == "-1") { return false; }
	}
}



function validate()
{
	var frmObj = document.frmcontactus;		

	
			

	//Email
	if(validEmail(frmObj.x_email.value) == false)
	{
			alert("Please enter your valid Email ID");
			frmObj.x_email.focus();
			frmObj.x_email.select();
			return false;
	}	

	
}