//----------- Image Load Function -----------

function PreloadImage(name) {
  var img;
  img = new Image();
  img.src= name;
  return img;
}


if (document.images) { 
  logo = new PreloadImage('/resas/images/logos/sallanches_google.gif');
  loadGfx = new PreloadImage('/resas/images/graphx/load_resa.gif');
  tradeLabel = new PreloadImage('/resas/images/footer/r2_c3.gif');
 
 
}

//----------- Browser Detection -----------

var oldTimer = true;

if (parseInt(navigator.appVersion) >= 4) {
  oldTimer = false;
  var browserVar = navigator.platform;
  var isWin = browserVar.indexOf("Win") != -1;
  var isMac = browserVar.indexOf("Mac") != -1;
  if (document.layers) {
    var n4 = true;
  } else if (document.getElementById && !(document.all)) {
    var ns = true;
  } else if (document.getElementById && document.all) {
    var ie = true;
  } else if(document.all) {
    var i4 = true;
  }
}

function getLayer(layerName) {
  var layer;
  if (n4) {
    return(document.layers[layerName]);
 } else if (i4) {
    return eval('document.all.' + layerName + '.style');
  } else if (ie || ns) {
    return document.getElementById(layerName);
  } else {
    return(null);
  }
}

//----------- Layer Visibility -----------

function showLayer(layerName) {  
  var layer = getLayer(layerName);
  if (n4) {
    layer.visibility = "show";
  } else if (i4) {
    layer.visibility = "visible";
  } else if (ie || ns) {
    layer.style.visibility = "visible";
  }
}

//----------- Layer Invisibility -----------

function hideLayer(layerName) {
  var layer = getLayer(layerName);
  if (n4) {
    layer.visibility = "hide";
  } else if (i4) {
    layer.visibility = "hidden";
  } else if (ie || ns) {
    layer.style.visibility = "hidden";
  }
}

//----------- showLoader -----------

function showLoader() {

	//alert('load');

	javascript:window.scroll(0,0);
	showLayer("loader");	
	hideLayer("container");	
	
    //myelem = document.getElementById("loader") ;
    var myelem = getLayer("loader");	
	
    var textWait = "<table width='266' border='0' cellspacing='4' cellpadding='4' align='center'>";
    textWait += "<tr height='145'>";
    textWait += "<td height='145'></td>";
    textWait += "</tr><tr>";
    textWait += "<td><img src='/resas/images/logos/sallanches_google.gif' alt='MONTBLANC-RESERVATION' height='152' width='256' border='0'></td>";
    textWait += "</tr><tr>";
    textWait += "<td>";
    textWait += "<div align='center'>";
    textWait += "<b><font size='3' face='Helvetica, Geneva, Arial, SunSans-Regular, sans-serif'>Un instant SVP...</font></b></div>";
    textWait += "</td></tr><tr>";
    textWait += "<td>";
    textWait += "<div align='center'>";    
    textWait += "<font size='-1' face='Verdana, Arial, Helvetica, sans-serif'>recherche en cours</font></div>";
    textWait += "</td></tr><tr>";
    textWait += "<td align='center'><img src='/resas/images/graphx/load_resa.gif' width='250' height='28' border='0' alt='recherche en cours'></td>";
    textWait += "</tr><tr>";  
    textWait += "<td align='center'><img src='/resas/images/footer/r2_c3.gif' width='132' height='18' border='0' alt='' align='absmiddle'></td>";   
    textWait += "</tr></table>";  
                           
    myelem.innerHTML= textWait;	
	
}

function hideLoader() {
	showLayer("container");	
	hideLayer("loader");	
}

function hideLoaderAndMap() {
	showLayer("container");	
	hideLayer("loader");
	GUnload();	
}