function checkDate(fld1,fld2,PULoc,DoLoc,Con) 
{ 

	if(Con.value=="-------- Select --------")
	{	
		alert("Select Country");
		return false;
	}
	if(PULoc.value=="-------- Select --------")
	{
		alert("Select Pick-Up Location");
		return false;
	}
	if(DoLoc.value=="-------- Select --------")
	{
		alert("Select Drop-Off Location");
		return false;
	}  
	
	if(fld1.value=="----- Select Date -----") 
	{
		alert("Select Pick-Up Date.");
		return false;
	}

	if(fld1.value=="") 
	{
		alert("Select Pick-Up Date.");
		return false;
	}
	if(fld2.value=="----- Select Date -----")
	{
		alert("Select Drop-Off Date.");
		return false;
	}
	if(fld2.value=="")
	{
		alert("Select Drop-Off Date.");
		return false;
	}
	
	var success = true; 
	var mo,day,yy,testDate;
	
	var re = new RegExp("^((31(?! (Feb|Apr|Jun|Sep|Nov)))|((30|29)(?! Feb))|(29(?= Feb (((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|		[2468][048]|[3579][26])00)))))|(0?[1-9])|1\\d|2[0-8])-(Jan|Feb|Mar|May|Apr|Jul|Jun|Aug|Oct|Sep|Nov|Dec)-((1[6-9]|[2-9]\\d)\\d{2})$"); 

	var m=re.test(fld1.value); 
	var m1=re.test(fld2.value);  
	
	var PickDate =CheckDate(fld1);
	var DropDate =CheckDate(fld2);
	
	if (DropDate < PickDate)
	{
		alert("Selected Date(s) Are Not Valid, Drop-Off Date must greater than Pick-Up Date."); 
		return false;
	}
	
	if(m && m1) 
	{
		return true;
	}
	else
	{
		alert("Please Select Valid Date.");
		if(!m) fld1.focus();
		else
			fld2.focus();
		return false;
	} 
	
return true;
}

function getMonth(val)
{
	var monthArray = new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","JAN","FEB","MAR","APR","MAY","JUN","JUL",		"AUG","SEP","OCT","NOV","DEC");
	for (var i=0; i<monthArray.length; i++) 
	{
		if (monthArray[i] == val) 
		{
			return(i);
		} 
	}
	return(-1);
}

function CheckDate(dt1)
{
	var success = true; 
	var mo, day, yy, testDate; 
	var val = dt1.value; 
	var re = new RegExp("[0-9]{1,2}[/-][A-Z,a-z]{3}[/-][0-9]{4}", "g");
	if (re.test(val)) 
	{ 
		var delimChar = (val.indexOf("/") != -1) ? "/" : "-"; 
		var delim1 = val.indexOf(delimChar); 
		var delim2 = val.lastIndexOf(delimChar); 
		day = parseInt(val.substring(0,delim1),10); 
		mo = getMonth(val.substring(delim1+1,delim2),10); 
		yy = parseInt(val.substring(delim2+1),10); 
		testDate = new Date(yy,mo,day); 		
	}
	else 
	{ 
		alert("Incorrect date format.  Enter as DD-MON-YYYY or DD/MON/YYYY."); 
		success = false; 
	} 
	
	if (success)
      return testDate;
    else 
      return false;

}