function checkForm(frm) {
	var emailValue = frm.Email.value;
    var errorMessage = "";
	var FName = frm.FName.value;
	var LName = frm.LName.value;
	var UDValue1 = frm.UDValue1.value;
	var UDValue2 = frm.UDValue2.value;
	
	if (FName=="") { errorMessage += "Please fill the First Name.<br />"; }
	if (LName=="") { errorMessage += "Please fill the Last Name.<br />"; }
	if (UDValue1=="") { errorMessage += "Please fill the Company Name.<br />"; }
	if (UDValue2=="") { errorMessage += "Please fill the Phone Number.<br />"; }
		
	var regExEmail = new RegExp("^[^ @,]+@[a-zA-Z0-9]+(\\-[a-zA-Z0-9]+)*(\\.[a-zA-Z0-9]+(\\-[a-zA-Z0-9]+)*)*\\.[a-zA-Z]{2,}$");
								 
    if(emailValue == "" || emailValue == "E-mail Address") {
		errorMessage += "Please enter your e-mail address.<br />";
    } else if( ! emailValue.match(regExEmail)){
		errorMessage += "Your e-mail address is not valid.<br />";
	}
	var errorDiv = document.getElementById("ErrorMessage");
	if(errorMessage != ""){		
		errorDiv.innerHTML = errorMessage + "<br />";
		errorDiv.style.display = "block";
	} else {
		errorDiv.innerHTML = "";
		errorDiv.style.display = "none";
		frm.submit();
	}
}