<!--

var imgs = new Array();

function preLoadImages(){
	if (document.images) {            
				
		/* Cache Images first*/
		
		//imgs,id,start,end,pre_off,post_off,pre_on,post_on
		
		preLoadRange(imgs,'img', 1, 9,
					 "/images/nav/nav_0", ".gif",
					 "/images/nav/nav_0", "a.gif");
		
		preLoadRange(imgs,'imgc0', 1, 9,
					 "/images/nav/s/nav_0",  ".gif",
					 "/images/nav/s/nava_0", ".gif");			
		
		preLoadRange(imgs,'imgc', 10, 30,
					 "/images/nav/s/nav_",  ".gif",
					 "/images/nav/s/nava_", ".gif");					
	
		preLoadRange(imgs,'imgm0', 1, 9,
					 "/images/nav/s/nav_main_0",  ".gif",
					 "/images/nav/s/nav_maina_0", ".gif");			
		
		preLoadRange(imgs,'imgm', 10, 12,
					 "/images/nav/s/nav_main_",  ".gif",
					 "/images/nav/s/nav_maina_", ".gif");
		
		/*/
		var s = "";
		for(var i in imgs){
			if(imgs[i].width == 0){
					s+= i + "\t" + imgs[i].src + "\n";
				}
			}
		if(s!="")	
			alert(s);
		
		//*/
		
	}
}

function preLoadRange(imgs,id,start,end,pre_off,post_off,pre_on,post_on){
	
		for (var i=start;i<=end;i++){
				var off = id + i;
				var on  = id + i + 'a';
				imgs[off] = new Image();
				imgs[off].src = pre_off + i + post_off;					
				imgs[on] = new Image();
				imgs[on].src = pre_on + i + post_on;									
			}
	
	}

function imgOn(imgName) {

/* No swapping for now
		if (document.images &&
			imgs[imgName + 'a'] != null && 
			document[imgName] != null) {
				document[imgName].src = imgs[imgName + 'a'].src;       
		}
*/

;

}

function imgOff(imgName) {

/* No swapping for now
		if (document.images &&
			imgs[imgName] != null && 
			document[imgName] != null) {
				document[imgName].src = imgs[imgName].src;       
		}
*/

;
}

function randomizeImage(id){
	
		var path = "/images/sqr-rand/";
		var imgList = new Array(); 

		imgList[imgList.length] = 'image_01.jpg';
		imgList[imgList.length] = 'image_02.jpg';
		imgList[imgList.length] = 'image_03.jpg';
		imgList[imgList.length] = 'image_04.jpg';
		imgList[imgList.length] = 'image_05.jpg';			
		imgList[imgList.length] = 'image_06.jpg';
		imgList[imgList.length] = 'image_07.jpg';
		imgList[imgList.length] = 'image_08.jpg';
		imgList[imgList.length] = 'image_09.jpg';
		imgList[imgList.length] = 'image_10.jpg';			
		imgList[imgList.length] = 'image_11.jpg';
		imgList[imgList.length] = 'image_12.jpg';
		imgList[imgList.length] = 'image_13.jpg';
		imgList[imgList.length] = 'image_14.jpg';
		imgList[imgList.length] = 'image_15.jpg';						
	
		var img = document.getElementById(id);

		if(img != null){
			var i = Math.round(Math.random() * (imgList.length-1));
			img.src = path + imgList[i];					
		}
	
	}

// -->