// ______________________________center layer
/*
Center Layer Script-
© Eddie Traversa (nirvana.media3.net)
To add more shock to your site, visit www.DHTML Shock.com
*/

function Is() {
    var agent   = navigator.userAgent.toLowerCase();
    this.major  = parseInt(navigator.appVersion);
    this.minor  = parseFloat(navigator.appVersion);
    this.ns     = ((agent.indexOf('mozilla')   != -1) &&
                  (agent.indexOf('spoofer')    == -1) &&
                  (agent.indexOf('compatible') == -1) &&
                  (agent.indexOf('opera')      == -1) &&
                  (agent.indexOf('webtv')      == -1));
    this.ns4    = (this.ns && (this.major      ==  4));
    this.ns6    = (this.ns && (this.major      >=  5));
    this.ie     = (agent.indexOf("msie")       != -1);
    this.ie3    = (this.ie && (this.major      <   4));
    this.ie4  	= (this.ie && (this.major >= 4));
    this.ie5    = (this.ie && (this.major      ==  4) &&
                  (agent.indexOf("msie 5.0")   != -1));
    this.ieX    = (this.ie && !this.ie3 && !this.ie4);
}


var is = new Is();
	
	function layerObject(id,left,top) {
		if (is.ie5||is.ns6){
		this.obj = document.getElementById(id).style;
		this.obj.left = left;
		this.obj.top = top;
		return this.obj;
		} else if(is.ie4) {
		this.obj = document.all[id].style;
		this.obj.left = left;
		this.obj.top = top;
		return this.obj;
		} else if(is.ns4) {
		this.obj = document.layers[id];
		this.obj.left = left;
		this.obj.top = top;
		return this.obj;
		}  
}

function layerSetup() {
		centerLyr = new layerObject('center_container', available_width/2-100,available_height/2-12);
		
}

function center_layer(){
 if(is.ns4 ||is.ns6) {
          available_width=innerWidth;
          available_height=innerHeight;
          layerSetup();
	     } else if(is.ie4 || is.ie5) {
          available_width=document.body.clientWidth;
          available_height=document.body.clientHeight;
          layerSetup();
	     }
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImgRestoreById(curModule,curSection, img_id) 
{ //v3.0
	//alert(curModule +'menu_'+ curSection +'/' + img_id);
	if (curModule +'menu_'+ curSection != img_id){
		var curSrc = document.getElementById(img_id).src;
		var i,x,a=document.MM_sr; 
		for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++){
			  if(x.src==curSrc)x.src=x.oSrc;
		  }
	}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function mouseOverImg(imgId){
	document.getElementById(imgId).src=document.getElementById(imgId).src.replace('_in','_ak');
	}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}