var pic = new Array();
pic[0] = new Image();
pic[1] = new Image();
pic[2] = new Image();
pic[3] = new Image();
pic[4] = new Image();
pic[5] = new Image();
pic[6] = new Image();
pic[7] = new Image();
pic[8] = new Image();
pic[9] = new Image();

/*top_navigation
---------------------------------*/
pic[0].src = "images/btn_main_01_on.gif";
pic[1].src = "images/btn_main_01.gif";
pic[2].src = "images/btn_main_02_on.gif";
pic[3].src = "images/btn_main_02.gif";
pic[4].src = "images/btn_main_03_on.gif";
pic[5].src = "images/btn_main_03.gif";
pic[6].src = "images/btn_main_04_on.gif";
pic[7].src = "images/btn_main_04.gif";
pic[8].src = "images/btn_main_05_on.gif";
pic[9].src = "images/btn_main_05.gif";





function setRollOverImg(index, obj){
	obj.src = pic[index].src;
}