function validateContent()
{
	var refUserName = document.getElementById("userName") ;
	var refPhone = document.getElementById("phone") ;
	var refEmailId = document.getElementById("emailId");
	var regEmailId = /^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+$/; 
	var regPhone = /^0{0,1}[0-9]{10}$/;

	if(refUserName.value)
	{
		var reg = /^[a-zA-Z ]+$/;
		if(refUserName.value.match(reg))
		{
			
		}
		else
		{
			alert("Please enter the correct name");
			refUserName.focus();
			return;
		}
	}
	else
	{
		refUserName.value = " ";
	}

	if(!(refPhone.value || refEmailId.value))
	{
		alert("please enter either phone no or email id")
	}
	else
	{
		if(refPhone.value)
		{
			if(refPhone.value.match(regPhone))
			{
			}
			else
			{
				alert("Please enter the correct phone no");
				return;
			}
		}
		if(refEmailId.value)
		{
			if(refEmailId.value.match(regEmailId))
			{
			}
			else
			{
				alert("Please enter the correct email id");
				return;
			}
		}


		if(!refPhone.value)
		{
			refPhone.value = " ";
		}
		if(!refEmailId.value)
		{
			refEmailId.value = " ";
		}
		document.sendQuery.submit();
	}



		
}