// Variables globales
// Type du navigateur et version
var browser = {
	ie: false, 
	firefox: false, 
	safari: false, 
	opera: false, 
	version: -1
};

GetId = function(id){
	return document.getElementById(id);
}

//UserAgent detection
BrowserType = function(){
    var useragent = navigator.userAgent.toLowerCase();

    if (useragent.indexOf("opera") != -1) {
        browser.opera = true;
		//GetId("debug").innerHTML = "Opera" ;
    } 
	else if (useragent.indexOf("msie") != -1) {
        browser.ie = true;
        browser.version = parseFloat(useragent.substring(useragent.indexOf('msie') + 4));
		//GetId("debug").innerHTML = "IE version : " + browser.version ;
    } 
	else if (useragent.indexOf("safari") != -1) {
        browser.safari = true;
        browser.version = parseFloat(useragent.substring(useragent.indexOf('safari') + 7));
		//GetId("debug").innerHTML = "Safari version : " + browser.version ;
    } 
	else if (useragent.indexOf("gecko") != -1) {
        browser.firefox = true;
		browser.version = useragent.substring(useragent.indexOf("firefox/") + 8);
		//GetId("debug").innerHTML = "Firefox version : " + browser.version ;
    }

    if (browser.ie == true && browser.version == 7) {
        window["_ie_firstload"] = false;
    }
}
BrowserType();