NN4 = (navigator.appVersion.charAt(0)>=4 && (navigator.appName).indexOf("Netscape") != -1);
IE4 = (navigator.appVersion.charAt(0)>=4 && (navigator.appVersion).indexOf("MSIE") != -1);

if ((NN4 == true) || (IE4 == true)){
	var onimg = new Array();
	var ofimg = new Array();
	
	for(i=1;i<7;i++){
		onimg[i] = new Image();
		onimg[i].src = "image/ic" + i + "on.jpg";

	}
	for(i=1;i<7;i++){
		ofimg[i] = new Image();
		ofimg[i].src = "image/ic" + i + ".jpg";
	}
}


function autoScroll() {
var max = 8000;
if ((NN4 == true) || (IE4 == true)){
        count = document.layers['parent'].layers['scrwin'].top;
        if (count > -max) {
            count--;
            document.layers['parent'].layers['scrwin'].top = count;
            setTimeout("autoScroll()",10);
            status = 100 + count;
        }
    }
}


function bt_on(nam1,num1) {
	document.images[nam1].src = onimg[num1].src;
}

function bt_off(nam1,num1) {
 	document.images[nam1].src = ofimg[num1].src;
}


function Changemenu(form, selection) {
	 no = selection.selectedIndex;
	 if(no != 0){
		parent.document.location = selection.options[no].value;
	}
}

function winopen(html){
   freewindow=window.open("","pop","width=490,height=350,scrollbars=yes");
   freewindow.location=html;
}