function trim(str)
{
	return str.replace(/^\s+|\s+$/g,'');
}
function validatepkg()
{

if(trim(document.getElementById("pacfname").value)=="Name")
	{
	
		alert("Enter Your Name");
		return false;
	
	}
	
	if(trim(document.getElementById("pacphone").value)=="Phone")
	{
	
		alert("Enter Your Phone Number");
		return false;
	
	}
		
		     	
	if(trim(document.getElementById("pacemail").value)=="E Mail")
	{
	
		alert("Enter Your E-mail Id");
		return false;
	
	}
	
	else if(trim(document.getElementById("pacemail").value)!="")
	{
	
		var emailPat = /\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/;
		var emailid=document.getElementById("pacemail").value;
		var matchArray = emailid.match(emailPat);
		if (matchArray == null)
		{
			
		   alert("Enter valid E-mail Id");
		   return false;
			
			
		}
	}
	
	if(trim(document.getElementById("pacdep").value)=="Depart from")
	{
	
		alert("Enter depart from");
		return false;
	
	}
	
	if(trim(document.getElementById("pkg").value)=="")
	{
	
		alert("Select Package");
		return false;
	
	}

	if(trim(document.getElementById("dep_dt").value)=="")
	{
	
		alert("Enter depart date");
		return false;
	
	}
	
	if(trim(document.getElementById("dtime").value)=="")
	{
	
		alert("Enter depart time");
		return false;
	
	}
	
	if(trim(document.getElementById("ret_dt").value)=="")
	{
	
		alert("Enter return date");
		return false;
	
	}
	
	if(trim(document.getElementById("rtime").value)=="")
	{
	
		alert("Enter return time");
		return false;
	
	}
	if(trim(document.getElementById("pactrip").value)=="Details of the trip")
	{
	
		alert("Enter trip details");
		return false;
	
	}

	return true;
}
function cleartxt(id){
	if((document.getElementById(id).value=="Name")||(document.getElementById(id).value=="Phone")
	||(document.getElementById(id).value=="E Mail")||(document.getElementById(id).value=="Depart from")
	||(document.getElementById(id).value=="Details of the trip")||(document.getElementById(id).value=="")
	||(document.getElementById(id).value=="")){
	document.getElementById(id).value="";
	document.getElementById(id).setAttribute("class","textbox1");
	}
}	
function filltxt(id){
	if(document.getElementById(id).value==""){
	document.getElementById(id).setAttribute("class","textbox");
	switch(id){
	
		case 'pacfname':
		document.getElementById(id).value="Name";
		break;
		
		case 'pacphone':
		document.getElementById(id).value="Phone";
		break;
		
		case 'pacemail':
		document.getElementById(id).value="E Mail";
		break;
		
		case 'pacdep':
		document.getElementById(id).value="Depart from";
		break;
		
		case 'pactrip':
		document.getElementById(id).value="Details of the trip";
		break;

		
		}

	}
}