function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function selectCity(city)
{
	var f=document.getElementById('form1');
	f.action+='?chk=1';
	document.getElementById('select1').value=city;
}
function checkSearchForm(){
	if (document.getElementById('dep_city').value==''){
		alert ('Please select departure city');
		return false;
	}
	if (document.getElementById('select1').value==''){
		alert ('Please select destination city');
		return false;
	}
	if (document.getElementById('calendarrange').value==''){
		alert ('Please select departure day');
		return false;
	}
	if (document.getElementById('calendarrange1').value==''){
		alert ('Please select arrival day');
		return false;
	}
}

function checkSearchForm1(){
	
	
	if (document.getElementById('gsorigin').value==''){
		alert ('Please select departure city');
		return false;
	}
	if (document.getElementById('gsdestination').value==''){
		alert ('Please select destination city');
		return false;
	}
	if (document.getElementById('calendarrange').value==''){
		alert ('Please select departure day');
		return false;
	}
	if (document.getElementById('calendarrange1').value==''){
		alert ('Please select arrival day');
		return false;
	}
	calendarValuesReplace()
}

function calendarValuesReplace() {
	var strcalendarrange = document.getElementById('calendarrange').value.replace(new RegExp(/\//g),"");
	var strcalendarrange1 = document.getElementById('calendarrange').value.replace(new RegExp(/\//g),"");
	
	document.getElementById('calendarrange').value = strcalendarrange;
	document.getElementById('calendarrange1').value = strcalendarrange1;
	
}

var bookmarkurl="http://www.vivasoftdev.com/travel/"
var bookmarktitle="ASAP Travel Deals - cheap airfare, airline tickets, discount airfare"
function addbookmark()
{
	if(document.all)window.external.AddFavorite(bookmarkurl,bookmarktitle);
}