// JavaScript Document
function validate_form(form) {
	var a=new Array();
	a=document.getElementsByName("Interest[]");
	if(form.Name.value =="") {
		document.getElementById('err_msg').innerHTML="Please Enter Name";
		form.Name.focus();
		return false;
	}
	else if(form.Email.value =="") {
		document.getElementById('err_msg').innerHTML="Please Enter Email";
		form.Email.focus();
		return false;
	}
	else if(!echeck(form.Email.value)) {
		document.getElementById('err_msg').innerHTML="Invalid E-mail ID";
		form.Email.focus();
		form.Email.select();
		return false;
	}
	else if(form.Phone.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Phone Number";
		form.Phone.focus();
		return false;
	}
	/*else if(form.month.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Month";
		form.month.focus();
		return false;
	}
	else if(form.date.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Date";
		form.date.focus();
		return false;
	}
	else if(form.year.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Year";
		form.year.focus();
		return false;
	}
	else if(form.adults.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Number of Adults";
		form.adults.focus();
		return false;
	}
	else if(form.children.value=="") {
		document.getElementById('err_msg').innerHTML="Please Enter Number of Children";
		form.children.focus();
		return false;
	}*/
	else if(!intrest_check(a)) {
		document.getElementById('err_msg').innerHTML="Please Select Atleast One Interested";
		return false;
	}
	return ture;
}

function intrest_check(obj) {
var total=0;
for(var i=0; i < obj.length; i++){
if(obj[i].checked)
total++;
}
if(total==0)
return false;
else 
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){
		  return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		     return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		     return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		      return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		     return false
		 }

 		 return true					
	}
	
function cleartext(str)
{
document.getElementById(str).value="";
}