function validDate(aDate) {
	var dateexp = /^(\d{1,2}\/\d{1,2}\/\d{4})$/;
    if (!dateexp.test(aDate)) { alert("Invalid date format!");  return false; } 	
	var	temp = new String(aDate), m = 0, d = 0;
	
	for (i=0; i < temp.length; i++){ 
		var str = temp.charAt(i); 
		if (str == "/") { if (m == 0) { m = i; } else { d = i; break; }}			
	}
	
	var month = parseInt(temp.substring(0, m), 10);
	var day = parseInt(temp.substring(m + 1, d), 10); 
	var year = parseInt(temp.substring(d + 1, temp.length), 10);								
					
	switch (month) {
		case 1:	case 3:	case 5:	case 7:	case 8:	case 10: case 12:					
			if ((day < 1) || (day > 31)) { alert("Invalid day!"); return false;	} break;
		case 2:		
			if ((year % 400 == 0) || (year % 4 == 0)) {	if ((day < 1) || (day > 29)) { alert("Invalid day!"); return false;	} break}
			if ((day < 1) || (day > 28)) { alert("Invalid day!"); return false; } break;
		case 4:	case 6:	case 9: case 11:
			if ((day < 1) || (day > 30)) {	alert("Invalid day!"); return false; } break;
		default: alert("Invalid month!"); return false;			
	}		
	return true;		
}
//call a calendar
var calendar;
function ShowCalendar(formname,boxname,boxdate){
	calendar=window.open('show_calendar.cfm?boxname='+boxname+'&boxdate='+boxdate+'&formname='+formname,
	'calendar','scrollbars=0,width=230,height=180, top=40,left=40');
}
function CloseChild(){
	if (calendar=='[object]') calendar.close();
	if (Activity=='[object]') Activity.close();
}
function checkdate(thisdate){
	if (thisdate.value == ""){
		alert("Please enter a date!");
		thisdate.focus();
		return false;
	}	
	if (!validDate(thisdate.value)) {
       thisdate.focus();
       return false;
	}
	return true;
}
function checkdatevalue(thisdate){
	if (thisdate.value != ""){
		if (!validDate(thisdate.value)) {
	       thisdate.focus();
	       return false;
		}
	}
	return true;
}
var Activity;
function openwindow(url, w, h) {
	var winl = (screen.availWidth - w - 10) * .5;
	var wint = (screen.availHeight - h - 30) * .5;
	var mybar = 'menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=yes, resizable=yes';
	var myoption = 'height='+h+', width='+w+', top=10, left='+winl+'';
	var myfeature = mybar + ',' + myoption;
	Activity = window.open(url, 'Activity', myfeature);
	Activity.resizeTo(w, h);
	Activity.moveTo(winl, wint );
}
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_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_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];}
}
 if (document.images)
   {
     image_off= new Image(100,100);
     image_off.src="images/nav_whitebar.gif";  
     image2= new Image(100,100);
     image2.src="images/navbar_locations.gif"; 
     image3= new Image(100,100);
     image3.src="images/navbar_list.gif";
     image4= new Image(100,100);
     image4.src="images/navbar_tools.gif";  
     image5= new Image(100,100);
     image5.src="images/navbar_community.gif";   
     image6= new Image(100,100);
     image6.src="images/navbar_entertainment.gif";  
     image7= new Image(100,100);
     image7.src="images/navbar_company.gif";  
     image8= new Image(100,100);
     image8.src="images/navbar_support.gif";  
   }

function change1(picName,imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + ".src");
      document[picName].src= imgOn;
    }
 }
 function openURL(a){
	document.location.href = a;
}
function MM_openWin(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
var Waiting;
function openWaiting() {
	var mybar = 'left=300,top=300,width=250,height=75,menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no, resizable=no';
	var myfeature = mybar;
	Waiting = window.open('waiting.html', 'Waiting', myfeature);	
}
function CloseWait(){
	if (Waiting=='[object]') Waiting.close();
}