current_overID = "";
last_overID = "";

function item (img_name,width,height)
{
	img_prefix = '/images/medium_material/' + img_name;
	this.slide_img = new Image (width,height);
	this.slide_img.src = img_prefix + ".gif";
}

function new_item (img_name,width,height) 
{
	item [img_name] = new item (img_name,width,height);
}

function mouseover (itemID)
{
	current_overID = itemID;
	if (current_overID != last_overID) {
			  document.KTRCOLmap.src = item [current_overID].slide_img.src;
	}
}

function mouseover_CAMCOL (itemID)
{
	current_overID = itemID;
	if (current_overID != last_overID) {
			  document.CAMCOLmap.src = item [current_overID].slide_img.src;
	}
}
function mouseover_LVCOL (itemID)
{
	current_overID = itemID;
	if (current_overID != last_overID) {
			  document.LVCOLmap.src = item [current_overID].slide_img.src;
	}
}
function mouseover_BNCOL (itemID)
{
	current_overID = itemID;
	if (current_overID != last_overID) {
			  document.BNCOLmap.src = item [current_overID].slide_img.src;
	}
}
new_item ("KTRCOL_24",150,54);
new_item ("KTRCOL_25",150,54);
new_item ("KTRCOL_26",150,54);
new_item ("KTRCOL_27",150,54);
new_item ("KTRCOL_28",150,54);	
new_item ("KTRCOL_29",150,54);	
new_item ("KTRCOL",150,54);

new_item ("CAMCOL_77",150,42);
new_item ("CAMCOL_78",150,42);
new_item ("CAMCOL_79",150,42);
new_item ("CAMCOL_80",150,42);
new_item ("CAMCOL_81",150,42);	
new_item ("CAMCOL_82",150,42);	
new_item ("CAMCOL_83",150,42);	
new_item ("CAMCOL_71",150,42);
new_item ("CAMCOL_72",150,42);	
new_item ("CAMCOL_73",150,42);	
new_item ("CAMCOL_74",150,42);	
new_item ("CAMCOL_75",150,42);	
new_item ("CAMCOL_76",150,42);	
new_item ("CAMCOL",150,42);

new_item ("LVCOL_1",150,55);
new_item ("LVCOL_2",150,55);
new_item ("LVCOL_3",150,55);
new_item ("LVCOL_4",150,55);
new_item ("LVCOL_5",150,55);	
new_item ("LVCOL_6",150,55);	
new_item ("LVCOL_7",150,55);	
new_item ("LVCOL_8",150,55);
new_item ("LVCOL_9",150,55);	
new_item ("LVCOL",150,55);

new_item ("BNCOL_1",150,42);
new_item ("BNCOL_2",150,42);
new_item ("BNCOL_3",150,42);
new_item ("BNCOL_4",150,42);
new_item ("BNCOL_5",150,42);	
new_item ("BNCOL_6",150,42);	
new_item ("BNCOL_7",150,42);	
new_item ("BNCOL_8",150,42);
new_item ("BNCOL_9",150,42);	
new_item ("BNCOL_10",150,42);	
new_item ("BNCOL_11",150,42);	
new_item ("BNCOL_12",150,42);	
new_item ("BNCOL_13",150,42);
new_item ("BNCOL_14",150,42);
new_item ("BNCOL_15",150,42);
new_item ("BNCOL_16",150,42);
new_item ("BNCOL",150,42);