var preLoadFlag = "false";

	function preLoadImg(){
		arrImgList = new Array (
			"/misc/home_on.jpg","/misc/link_on.jpg","/misc/sitemap_on.jpg","./misc/policy_on.jpg",
			"/misc/navi01_on.gif","/misc/navi02_on.gif","/misc/navi03_on.gif","/misc/navi04_on.gif",
			"/img/navi_special_on.jpg","/img/navi_business_on.jpg","/img/navi_company_on.jpg","/img/download_on.jpg",
			"/contact/img/button_next_on.jpg","/contact/img/button_back_on.jpg","/contact/img/button_send_on.jpg","/contact/img/button_home_on.jpg",
			"/special/it/misc/navi01_on.gif","/special/it/misc/navi02_on.gif","/special/it/misc/navi03_on.gif","/special/it/misc/navi04_on.gif",
			"/special/measurement/misc/navi01_on.gif","/special/measurement/misc/navi02_on.gif",
			"/special/repair/misc/navi01_on.gif","/special/repair/misc/navi02_on.gif",
			"/special/bridge/misc/navi01_on.gif","/special/bridge/misc/navi02_on.gif","/recruit/img/button_on.gif",
			"/company/jrnc/misc/navi01_on.gif","/company/jrnc/misc/navi02_on.gif","/company/jrnc/misc/navi03_on.gif","/misc/close_on.gif",
			"/business/img/results_on.gif","/business/img/engineering/results_on.gif","/business/img/architecture/results_on.gif","/business/img/mechanical/results_on.gif",
			"/business/img/landscape/results_on.gif","/business/img/measurement/results_on.gif","/business/img/construction/results_on.gif"
		);
		arrPreLoad = new Array();
		for (i in arrImgList) {
			arrPreLoad[i] = new Image();
			arrPreLoad[i].src = arrImgList[i];
		}
		preLoadFlag = "true";
	}

	function chgImg(fileName,imgName){
		if (preLoadFlag == "true") {
			document.images[imgName].src = fileName;
		}
	}


function chgImgImageSubmit(fileName,imgObj){
	imgObj.src = fileName;
}