function checkfield(loginform)
{
	ok=true
   	var test=document.getElementById("hiddenvalue").value;
	if(loginform.name.value=="")
	{
		alert("Please Enter Your  Name.")
		loginform.name.focus()
		ok=false
	}
		else if(loginform.email.value=="")
	{
		alert("Please Enter Your Email Id.")
		loginform.email.focus()
		ok=false
	}
	else if (!isEmailAddr(loginform.email.value))
	{
		alert("Please enter a complete email address in the form: yourname@yourdomain.com");
		loginform.email.focus();
		ok=false
	}
	else if(loginform.mobile.value=="")
	{
		alert("Please Enter The Contact No.");
		loginform.mobile.focus()
		ok=false
	}
	else if(loginform.selecttour.selectedindex==0)
	{
		alert("Please Choose Your Tour.");
		loginform.selecttour.focus()
		ok=false
	}
	else if(loginform.ari_date.value=="")
	{
		alert("Please Enter The Arrival Date.");
		loginform.ari_date.focus()
		ok=false
	}
	else if(loginform.dept_date.value=="")
	{
		alert("Please Enter The Departure.");
		loginform.dept_date.focus()
		ok=false
	}
	else if(loginform.query.value=="")
	{
		alert("Please Enter The Query.");
		loginform.query.focus()
		ok=false
	}
	else if (loginform.validation.value=="")
	{
		alert("Please Enter The validation code.")
		loginform.validation.focus();
		ok=false
	}
	else if (loginform.validation.value!=test)
	{
		alert("Please Enter The validation code.")
		loginform.validation.focus();
		ok=false
	}
	  return ok
}
function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
	var pindex = theStr.indexOf(".",index);
	if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function ValidateNum(input,event)
  {
			var keyCode = event.which ? event.which : event.keyCode;
			if(parseInt(keyCode)>=48 && parseInt(keyCode)<=57){
				return true;
			}
			return false;
		}

function get_random()
{

    var xx=null;
	var yy='xzc';
	
	xx=Math.floor(Math.random()*9);
	return xx;
	
}

function lockcode()
{
var zz=new Array();
			
			 zz[0]=get_random();
			 zz[1]=get_random();
			 zz[2]=get_random();
			 zz[3]=get_random();
			  zz[4]=get_random();
			var xx=""+zz[0]+zz[1]+zz[2]+zz[3]+zz[4];
			
			document.write('<input type=hidden  name=hiddenvalue id=hiddenvalue value='+xx+' />');
			document.write('<img  src=images/'+zz[0]+'.png /><img  src=images/'+zz[1]+'.png /><img  src=images/'+zz[2]+'.png /><img  src=images/'+zz[3]+'.png /><img  src=images/'+zz[4]+'.png />');
			
}