/*HM_Loader.js
* by Peter Belesis. v4.2 020128
* Copyright (c) 2002 Peter Belesis. All Rights Reserved.
*/

HM_DOM 			= (document.getElementById) ? true : false;
HM_NS4 			= (document.layers) ? true : false;
HM_IE 			= (document.all) ? true : false;
HM_IE4 			= HM_IE && !HM_DOM;
HM_Mac 			= (navigator.appVersion.indexOf("Mac") != -1);
HM_IE4M 			= HM_IE4 && HM_Mac;
HM_Opera 		= (navigator.userAgent.indexOf("Opera")!=-1);
HM_Konqueror 	= (navigator.userAgent.indexOf("Konqueror")!=-1);

HM_IsMenu = (HM_DOM || HM_NS4 || (HM_IE4 && !HM_IE4M));
HM_BrowserString = HM_NS4 ? "NS4" : HM_DOM ? "DOM" : "IE4";

if(window.event + "" == "undefined") event = null;
function HM_f_PopUp(){return false};
function HM_f_PopDown(){return false};
popUp = HM_f_PopUp;
popDown = HM_f_PopDown;

//centrage
function HM_f_CenterMenu(topmenuid) {
    var MinimumPixelLeft = 0;

//4.2
//	var TheMenu = HM_DOM ? document.getElementById(topmenuid) : HM_IE4 ? document.all(topmenuid) : eval("window." + topmenuid);
	var TheMenu = HM_DOM ? document.getElementById(topmenuid) : window[topmenuid];

    var TheMenu = HM_DOM ? document.getElementById(topmenuid) : HM_IE4 ? document.all(topmenuid) : eval("window." + topmenuid);
    var TheMenuWidth = HM_DOM ? parseInt(TheMenu.style.width) : HM_IE4 ? TheMenu.style.pixelWidth : TheMenu.clip.width;
	var TheWindowWidth = HM_IE ? (HM_DOM ? HM_IEcanvas.clientWidth : document.body.clientWidth) : window.innerWidth;

    return Math.max(parseInt((TheWindowWidth-TheMenuWidth) / 2),MinimumPixelLeft);
}

function pos_x_ancre(id_ancre,nom_ancre,topmenuid)
{
	//bug sous Mac
	if (HM_Mac)
		return HM_f_CenterMenu(topmenuid);
	else
	{
		if (HM_DOM)
		{
      	pos = document.getElementById(id_ancre);
        	posx = getLeft(pos);
      }
		else if (HM_IE) 
		{
			pos = document.all[id_ancre];
			posx = getLeft(pos);
		}
		else if (HM_NS4)
		{
      	pos = document.anchors[nom_ancre];
			posx = pos.x;
		}
	}
	
	return posx;
}

function pos_y_ancre (id_ancre,nom_ancre)
{
    if (HM_DOM)
        {
        pos = document.getElementById(id_ancre);
        posy = getTop(pos);
        posy += 1;
        }
    else if (HM_IE) 
        {
        pos = document.all[id_ancre];
        posy = getTop(pos);
        posy += 1;
        }
    else if (HM_NS4)
        {
        pos = document.anchors[nom_ancre];
        posy = pos.y;
        posy += 1;
        }
    
    return posy;
}

function getLeft(MyObject)
{
    if (MyObject.offsetParent)
        return (MyObject.offsetLeft + getLeft(MyObject.offsetParent));
    else 
        return (MyObject.offsetLeft);
}

function getTop(MyObject)
{
    if (MyObject.offsetParent)
        return (MyObject.offsetTop + getTop(MyObject.offsetParent));
    else
        return (MyObject.offsetTop);
}

if(HM_IsMenu) {
    document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='script/HM_Arrays_on.js' TYPE='text/javascript'><\/SCR" + "IPT>");
    document.write("<SCR" + "IPT LANGUAGE='JavaScript1.2' SRC='script/HM_Script"+ HM_BrowserString +".js' TYPE='text/javascript'><\/SCR" + "IPT>");
}

//end