function isNumeric(elem, helperMsg){
	var numericExpression = /^[0-9]+$/;
	if(elem.value.match(numericExpression)){
		return true;
	}else{
		alert(helperMsg);
 
		elem.focus();
		return false;
	}
}

function isAlphabet(elem, helperMsg){
	var alphaExp = /^[a-zA-Z]+$/;
	if(elem.value.match(alphaExp)){
		return true;
	}else{
		alert( helperMsg);
 elem.focus();
		return false;
	}
}

function isEmpty(elem, helperMsg){
	if(elem.value.length == 0){
		alert(helperMsg);
        elem.focus(); 
		return true;
	}
	return false;
}


function emailValidator(elem, helperMsg){
	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,3}$/;
	if(elem.value.match(emailExp)){
		return false;
	}else{
		alert(helperMsg);
 elem.focus(); 
		return true;
	}
}

function validateform()
{
	if(isEmpty(document.getElementById("txt_name"),"Please enter your name"))
	return false;
	if(document.getElementById("txt_name").value=="Name*")
	{
	alert("please enter your Name");
	return false;
	}
	
	
	if(isEmpty(document.getElementById("txt_phone"),"Please enter the Phone Number"))
	return false;
	if(document.getElementById("txt_phone").value=="Phone*")
	{
	alert("Please enter the Phone Number");
	return false;
	}
	document.myform.submit();
}

function cleartxt(elem)
{
	if(elem.value==elem.title)
	elem.value="";
}
function puttext(elem)
{
	if(elem.value=="")
	elem.value=elem.title;
}