imgArr = new Array();



var imgCount = 0;



function Preload(imgName, imgOriginal, imgSwapped) {
//alert(imgName+' '+imgOriginal+' '+imgSwapped);

	imgArr[imgCount] = new Array(3);

	imgArr[imgCount][0] = new Image();

	imgArr[imgCount][0].src = imgOriginal;

	imgArr[imgCount][1] = new Image();

	imgArr[imgCount][1].src = imgSwapped;

	imgArr[imgCount][2] = imgName;

	imgCount++;

	}







function Swap(imgName){

	//alert(imgCount);

	for (i = 0; i < imgCount; i++) {

		if (document.images[imgArr[i][2]] != null)

		if (imgName != imgArr[i][2]) {

			document.images[imgArr[i][2]].src = imgArr[i][0].src;

        	}

		else {

			//alert(imgArr[i][1].src);

			document.images[imgArr[i][2]].src = imgArr[i][1].src;

			}

		}

	}



function Restore(){

	for (i = 0; i < imgCount; i++) {

		if (document.images[imgArr[i][2]] != null)

			document.images[imgArr[i][2]].src = imgArr[i][0].src;

		}

	}


Preload("m1", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m2", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m3", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m4", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m5", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m6", "./img/circle_top.gif", "./img/circle_top_active.gif");
Preload("m7", "./img/circle_top1.gif", "./img/circle_top1_active.gif");