// image over
function imgOperation(){
	jQuery("a[rel*=ov]").hover(imgOv,imgOut);
}
function imgOv(){
	var old_img = jQuery(this).find(">img")[0].src;
	old_img = old_img.replace("_out","_ov");
	jQuery(this).find(">img")[0].src = old_img;
}
function imgOut(){
	var old_img = jQuery(this).find(">img")[0].src;
	old_img = old_img.replace("_ov","_out");
	jQuery(this).find(">img")[0].src = old_img;
}