//====_ Root-Sea, Inc. JavaScript Library _====//
/*-----------------------------------------------------
== Image Library == [2002/3/14]
2001-2002 (C) Root-Sea, Inc. All Rights Reserved.
Author:yoshihiro fujita

[2002.12.11 added]
getImgSrc, getImgAlt
-----------------------------------------------------*/

//::::Image Preload
function imagePreload() {
	if (navigator.appVersion.charAt(0) >= 3) {
		var loadImages = new Array();
		for (var i in gPreImg) {
			loadImages[i] = new Image();
			loadImages[i].src = gPreImg[i];
		}
		gPreloadFlag = "true";
	}
}


//::::1action 1image change
function changeImg1(imgName1, swpImg1, layName) {
	if (gPreloadFlag == "true") {
		if (!!layName && document.layers) {
			document.layers[layName].document.images[imgName1].src = swpImg1;
		}
		else {
			document.images[imgName1].src = swpImg1;
		}
	}
}


//::::1actioni 2image change
function changeImg2(imgName1, swpImg1, imgName2, swpImg2, layName) {
	if (gPreloadFlag == "true") {
		if (!!layName && document.layers) {
			with (document.layers[layName]) {
				document.images[imgName1].src = swpImg1;
				document.images[imgName2].src = swpImg2;
			}
		}
		else {
			document.images[imgName1].src = swpImg1;
			document.images[imgName2].src = swpImg2;
		}
	}
}


//::::1action 3image change
function changeImg3(imgName1, swpImg1, imgName2, swpImg2, imgName3, swpImg3, layName) {
	if (gPreloadFlag == "true") {
		if (!!layName && document.layers) {
			with (document.layers[layName]) {
				document.images[imgName1].src = swpImg1;
				document.images[imgName2].src = swpImg2;
				document.images[imgName3].src = swpImg3;
			}
		}
		else {
			document.images[imgName1].src = swpImg1;
			document.images[imgName2].src = swpImg2;
			document.images[imgName3].src = swpImg3;
		}
	}
}