if(navigator.appVersion.charAt(0) >= 3) {
var ir_img = new Array();

ir_img[0] = new Image();  ir_img[0].src = "/ir/images/share/link01_roll.gif"; 
ir_img[1] = new Image();  ir_img[1].src = "/ir/images/share/link01.gif";

ir_img[2] = new Image();  ir_img[2].src = "/ir/images/share/link02_roll.gif"; 
ir_img[3] = new Image();  ir_img[3].src = "/ir/images/share/link02.gif";

ir_img[4] = new Image();  ir_img[4].src = "/ir/images/share/link03_roll.gif";    
ir_img[5] = new Image();  ir_img[5].src = "/ir/images/share/link03.gif";

ir_img[6] = new Image();  ir_img[6].src = "/ir/images/share/link04_roll.gif";   
ir_img[7] = new Image();  ir_img[7].src = "/ir/images/share/link04.gif";

ir_img[8] = new Image();  ir_img[8].src = "/ir/images/share/link05_roll.gif";   
ir_img[9] = new Image();  ir_img[9].src = "/ir/images/share/link05.gif";

ir_img[10] = new Image();  ir_img[10].src = "/ir/images/share/link06_roll.gif";   
ir_img[11] = new Image();  ir_img[11].src = "/ir/images/share/link06.gif";
}

function changeIR_img(nam,num) {
	if(navigator.appVersion.charAt(0) >= 3) {
		 document.images[nam].src = ir_img[num].src; }
}