var preloadFlag = false;
 var img_ld=0;
var chngID;
var textoff = new Image();
textoff.src = "i/prod_title_default.gif";

function img_obj(v_onimage, v_offimage, v_textimage)
{
	this.onimage = new Image();
	this.onimage.src = v_onimage;
	this.offimage = new Image();
	this.offimage.src = v_offimage;
	this.textimage = new Image();
	this.textimage.src = v_textimage;
}

function on_img(imgnum) {
	if (document.images && img_ld) {
		document["item" + imgnum].src = iarr[imgnum].onimage.src;
	}
}

function off_img(imgnum) {
	if (document.images && img_ld) {
		document["item" + imgnum].src = iarr[imgnum].offimage.src;
	}
}