// JavaScript Document
var doc=document.form1
function chk_frm()
{
	if(doc.cperson.value=="")
	{
		alert("Please Enter Contact Person");
		doc.cperson.focus();
		return false;
	}
	
	if(doc.cname.value=="")
	{
		alert("Please Enter Company Name");
		doc.cname.focus();
		return false;
	}
	if(doc.nature.value=="")
	{
		alert("Please Enter Nature of Business");
		doc.nature.focus();
		return false;
	}
	if(doc.address.value=="")
	{
		alert("Please Enter Address");
		doc.address.focus();
		return false;
	}
	if(doc.phone.value=="")
	{
		alert("Please Enter Phone Number");
		doc.phone.focus();
		return false;
	}
	if(doc.phone.value.match(/[A-Za-z`~!#$%^*()_:;"'|<>?]+/))
	{
		alert("Please enter Only numberic values in Phone Number");
		doc.phone.focus();
		return false;
	}
	if(doc.fax.value.match(/[A-Za-z`~!#$%^*()_:;"'|<>?]+/))
	{
		alert("Please enter Only numberic values in Fax Number");
		doc.fax.focus();
		return false;
	}

	if(doc.email.value=="")
	{
		alert("Please Enter Email");
		doc.email.focus();
		return false;
	}
	if(echeck(doc.email.value)==false)
	{
		doc.email.value="";
		doc.email.focus();
		return false;
	}	
	if(doc.interested.value=="")
	{
		alert("Please Enter Product(s)");
		doc.interested.focus();
		return false;
	}
	doc.hidAdd.value="Add";
	doc.action="contact.php";
	doc.submit();
	return true;
	
}
function echeck(str)
{
	var at="@";
	var dot=".";
	var lat=str.indexOf(at);
	var lstr=str.length;
	var ldot=str.indexOf(dot);
	if (str.indexOf(at)==-1){
	   alert("Please enter valid email id");
	   return false;
	}
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   alert("Please enter valid email id");
	   return false;
	}
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		alert("Please enter valid email id");
		return false;
	}
	 if (str.indexOf(at,(lat+1))!=-1){
		alert("Please enter valid email id");
		return false;
	 }
	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		alert("Please enter valid email id");
		return false;
	 }
	 if (str.indexOf(dot,(lat+2))==-1){
		alert("Please enter valid email id");
		return false;
	 }

	 if (str.indexOf(" ")!=-1){
		alert("Please enter valid email id");
		return false;
	 }
	  return true;
}
function callChange(a)
{
	//alert(a);
	if(a=="fresher")
	{
		doc.employer.disabled=true;
		doc.start.disabled=true;
		doc.present_salary.disabled=true;
	}else
	{
		doc.employer.disabled=false;
		doc.start.disabled=false;
		doc.present_salary.disabled=false;
	}
}
function chkdip_atkt()
{
	doc.dip_paper.disabled = false;
}
function chkdip_atktno()
{
	doc.dip_paper.disabled = true;
}

function chkbe_atkt()
{
	doc.dig_paper.disabled = false;
}
function chkbe_atktno()
{
	doc.dig_paper.disabled = true;
}

function chkpg_atkt()
{
	doc.pg_paper.disabled = false;
}
function chkpg_atktno()
{
	doc.pg_paper.disabled = true;
}