function Validate_Login()
{
	if(document.getElementById("txtUsername").value=="")
	{
		alert("Please Enter User name...!");
		document.getElementById("txtUsername").focus();
		return false;
	}
	if(document.getElementById("txtPassword").value=="")
	{
		alert("Please Enter User Password...!");
		document.getElementById("txtPassword").focus();
		return false;
	}
	return true;
}


function CheckContact()
{
	if(document.getElementById("txtName").value=="")
	{
		alert("Please Enter Name...!");
		document.getElementById("txtName").focus();
		return false;
	}
	if(document.getElementById("txtTelNo").value=="" && document.getElementById("txtMobNo").value=="")
	{
		alert("Please Enter TelePhoneno or Mobileno...!");
		document.getElementById("txtTelNo").focus();
		return false;
	}
	if(document.getElementById("txtTelNo").value!="")
	{
		var a=isInteger(document.getElementById("txtTelNo").value);
		if(a==false)
        {
             alert("Please Enter Only Digits for Telephone Number...!");
             document.getElementById("txtTelNo").value="";
             document.getElementById("txtTelNo").focus();
             return false;
        }
	}
	if(document.getElementById("txtMobNo").value!="")
	{
		var a=isInteger(document.getElementById("txtMobNo").value);
		if(a==false)
        {
             alert("Please Enter Only Digits for Mobile Number...!");
             document.getElementById("txtMobNo").value="";
             document.getElementById("txtMobNo").focus();
             return false;
        }
	}
	if(document.getElementById("txtEmail").value=="")
	{
		alert("Please Enter Email...!");
		document.getElementById("txtEmail").focus();
		return false;
	}
	if(document.getElementById("txtEmail").value!="")
	{
		if (echeck(document.getElementById("txtEmail").value) == false)
		{
			document.getElementById("txtEmail").value="";
			document.getElementById("txtEmail").focus();
			return false;
		}
	}
	return true;
}