/************************ Browser Detection ************************/
var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


/************************ PNG24 Hack ************************/
function applyPNGFilter(o)
{	
	var t="images/spacer.gif";	
	if( o.src != t ) {
		var s=o.src;
		try{
			
			o.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + s + "',sizingMethod='scale')";
			o.src = t;
		}catch(e){
			e = "";	
		}
	}
}
/************************************************************************/

/************************************************************************/
function grandeurPapier()
{
	var contenu = document.getElementById('papier_contenu').offsetHeight;
	total = contenu - 354 - 214 + 100;
	document.getElementById('papier_fond').style.height = total + 'px';
}
/************************************************************************/

/************************************************************************/
function documentTelechargerTop(idBoite1, idBoite2)
{
	obj = document.getElementById(idBoite1);
	var topValue= 0;
	
    while(obj){
		topValue+= obj.offsetTop;
		obj= obj.offsetParent;
    }
	
    total = topValue - 180;
	document.getElementById(idBoite2).style.top = total + 'px';

}
/************************************************************************/

/************************************************************************/
function documentTelechargerWidth(id)
{
	boite = document.getElementById(id);
	largeur = boite.offsetWidth;
	total = '-' + (largeur - 40);
	boite.style.left = total + 'px';
}
/************************************************************************/

/************************************************************************/
function windowSize() {
	if (BrowserDetect.browser=="Explorer")
	{
		winH = document.documentElement.clientHeight;
		
		if(winH > 335)
		{
			tFinale = winH - 335;
			document.getElementById("spaceBlack").height = tFinale;
		}
	}
	else
	{
		if(BrowserDetect.OS=="Mac")
		{
			winH = window.innerHeight;
			
			if(winH > 345)
			{
				tFinale = winH - 345;
				document.getElementById("spaceBlack").height = tFinale;
			}

		}
		else
		{
			winH = window.innerHeight;
			
			if(winH > 361)
			{
				tFinale = winH - 361;
				document.getElementById("spaceBlack").height = tFinale;
			}
		}
	}
}
/************************************************************************/