function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_btn_over = newImage("/images/nav/home-btn_f2.gif");
		var rolloverImages = new Array();
		rolloverImages.push("/images/nav/about-btn_f2.gif");
		rolloverImages.push("/images/nav/about-faq-btn_f2.gif");
		rolloverImages.push("/images/nav/about-miss-btn_f2.gif");
		rolloverImages.push("/images/nav/about-prsn-btn_f2.gif")
		rolloverImages.push("/images/nav/contact-btn_f2.gif");
		rolloverImages.push("/images/nav/events-btn_f2.gif");
		rolloverImages.push("/images/nav/ho-app-btn_f2.gif");
		rolloverImages.push("/images/nav/ho-btn_f2.gif");
		rolloverImages.push("/images/nav/ho-qual-btn_f2.gif");
		rolloverImages.push("/images/nav/ho-req-btn_f2.gif");
		rolloverImages.push("/images/nav/home-btn_f2.gif");
		rolloverImages.push("/images/nav/links-btn_f2.gif");
		rolloverImages.push("/images/nav/projects-btn_f2.gif");
		rolloverImages.push("/images/nav/restore-btn_f2.gif");
		rolloverImages.push("/images/nav/ych-btn_f2.gif");
		rolloverImages.push("/images/nav/ych-don-btn_f2.gif");
		rolloverImages.push("/images/nav/ych-vol-btn_f2.gif");
		
		preloaded = new Array();
		for (var i = 0; i < rolloverImages.length; i++) {
			preloaded.push(newImage(rolloverImages[i]));	
		}
		
		preloadFlag = true;
	}
}
function CenteredWindow(mypage, myname, w, h, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable',bgcolor='#3A2317';
	window.open(mypage, myname, winprops);
}

function image_window(photo_id, category_id, myWidth, myHeight) {
                                                                                                               
   if (eval(window.screenX)) {
         var winl = window.screenX;
   }
   else {
         var winl = window.screenLeft;
   }
   if (eval(window.screenY)) {
          var wint = window.screenY;
   }
   else {
          var wint = window.screenTop;
   }
   winprops='alwaysRaised=1,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+myWidth+',height='+myHeight+',top='+wint+',left='+winl;
                                                                                                               
   // make sure window is unique with date
   var now = new Date();
   now = now.getTime();
   window.open('/CurrentProjects/ProjectDetail/ImageDetail/?CATEGORY_ID=' + category_id + '&IMAGE_ID=' + photo_id, "ImageWindow" + now, winprops);
}

function nextItem(){
    return 1;	
}