function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
}
function checkform()
{
var data = new Array(5);
var Names=document.form1.Names.value;
var EmailID=document.form1.EmailID.value;
var PhoneNo=document.form1.PhoneNo.value;
var skypeid=document.form1.skypeid.value;
var interest=document.form1.interest.value;
var VerifyCode=document.form1.VerifyCode.value;

var reg = new RegExp("^[A-Za-z0-9_-]{1,}[.]?[A-Za-z0-9_-]{1,}@{1}([A-Za-z0-9_-]+[.]{1})+[A-Za-z0-9_-]{1,}$");

if(Names=="") 
	{
	alert("Please Enter Your  Name.");
	data[0]="Please Enter Your  Name.";
	document.form1.Names.focus();
	return false;
	} 
	
	if(EmailID=="")
	{
	 alert("Please Enter EmailID.");
	 data[1]="Please Enter EmailID.";
	 document.form1.EmailID.focus();
	 return false;
	 }
	  else if(!reg.test(EmailID)) 
	{
	alert("Invalid EmailID. Please Re-Enter.");
	document.form1.EmailID.focus();
	return false;
	}	
	if(PhoneNo=="") 
	{
	alert("Please Enter Your Phone Number.");
	data[2]="Please Enter Your PhoneNo.";
	document.form1.PhoneNo.focus();
	return false;
	} 
		  else if(IsNumeric(PhoneNo)==false)
	{
	 alert("Please Enter The NumericValue.");
	 document.form1.PhoneNo.focus();
	 return false;
	 }
	 if(skypeid=="0") 
	{
	alert("Please Select Your Country.");
	data[3]="Please Select Your Country.";
	document.form1.skypeid.focus();
	return false;
	} 
	 if(interest=="0") 
	{
	alert("Please Select Your Interest.");
	data[4]="Please Select Your interest.";
	document.form1.interest.focus();
	return false;
	} 
	
	if(VerifyCode=="") 
	{
	alert("Please Enter Verification Code.");
	data[5]="Please Enter Verification Code.";
	document.form1.VerifyCode.focus();
	return false;
	} 

}