// JavaScript Document
// JavaScript Document
function reg2()
{
 var d=document.frm;

if(d.fname.value == '')
	{
	
		alert("Please enter your first name");
		d.fname.focus();
		return false;
	}
	if(d.lname.value == '')
	{
	
		alert("Please enter your last name");
		d.lname.focus();
		return false;
	}
	if(d.email.value=='')
	{
	
		alert("Please enter email");
		d.email.focus();
		return false;
	}
	if(checkingEmail(d.email.value)==false)
	   {
		 alert("Invalid Email, Please re-enter");
		 d.email.focus();
		 return false;
	   }
	   if(d.address1.value=='')
	{
	
		alert("Please enter address");
		d.address1.focus();
		return false;
	}
	
	if(d.besttime.selectedIndex==0)
	{
	
		alert("Please enter best time to call");
		d.besttime.focus();
		return false;
	}
	if(d.city.value=='')
	{
	
		alert("Please enter city");
		d.city.focus();
		return false;
	}
	if(d.zip.value=='')
	{
	
		alert("Please enter zip code");
		d.zip.focus();
		return false;
	}
	if(d.literature.selectedIndex == 0)
		{
		alert("Please select literature");
		d.literature.focus();
		return false;
		}  
		if(d.state.selectedIndex == 0)
		{
		alert("Please select state");
		d.state.focus();
		return false;
		}  
}
function checkingEmail(emailStr){
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")

	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) {
	    return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
				return false
		    }
	    }
	    return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		return false
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 ||
	    domArr[domArr.length-1].length>4) {
		return false
	}
	if (len<2) {
	   return false
	}
	return true;
}	

function onlyint(e)
{
	if (window.event) keynum = e.keyCode;
	else if (e.which) keynum = e.which;

	if (keynum == 0x08) return true;
	else if (keynum == 0x09) return true;
	else if ((keynum == 0x24) || (keynum == 0x2E) ||
                 (keynum == 0x2C) || (keynum == 0x2D)) return true;
	else if ((keynum >= 0x30) && (keynum <=0x39)) return true;
	return false;
}