var is_nav4up;
var is_ie4up;


function detectBrowser() {
	// *** BROWSER TYPE ***
	var agt=navigator.userAgent.toLowerCase();
	var is_major = parseInt(navigator.appVersion);
	var is_minor = parseFloat(navigator.appVersion);
	var is_ie   = (agt.indexOf("msie") != -1);
	is_ie4up  = (is_ie  && (is_major >= 4) && (navigator.appVersion.indexOf("PPC") == -1) );
}

function i(file_name) {
	detectBrowser()
		
	if (is_ie4up) {
		document.all.myDiv.innerHTML='<img src=" ' + file_name + '">'

		document.all.myDiv.style.left = Math.round( (window.event.clientX +12 )/20)*20;
		document.all.myDiv.style.top = Math.round( (window.event.clientY + document.body.scrollTop - 48 - 12)/8 )*8;
		document.all.myDiv.style.visibility = "visible";
	}
}

function c() {
	if (is_ie4up) {
		document.all.myDiv.style.visibility="hidden";
	}
}