// Modified : November 15, 2005
//
// - - - - - - - - - - - - - - - - - - - - -

// getBrowserWidth is taken from The Man in Blue Resolution Dependent Layout Script
// http://www.themaninblue.com/experiment/ResolutionLayout/
	function getBrowserWidth(){
		if (window.innerWidth){
			return window.innerWidth;}	
		else if (document.documentElement && document.documentElement.clientWidth != 0){
			return document.documentElement.clientWidth;	}
		else if (document.body){return document.body.clientWidth;}		
			return 0;
	}

// dynamicLayout by Kevin Hale
function dynamicLayout(){
    var browserWidth = getBrowserWidth();

    //Load Thin CSS Rules
    if (browserWidth < 850){
        changeLayout("700");
    }
    //Load Wide CSS Rules
    if ((browserWidth >= 850) && (browserWidth <= 950)){
        changeLayout("800");
    }
    if ((browserWidth >= 950) && (browserWidth <= 1050)){
        changeLayout("900");
    }
    //Load Wider CSS Rules
    if (browserWidth > 1050){
        changeLayout("1000");
    }
}

// changeLayout is based on setActiveStyleSheet function by Paul Sowdon 
// http://www.alistapart.com/articles/alternate/
function changeLayout(description){
   var rows = document.getElementsByTagName('link');
   for(var i=0, row; row = rows[i]; i++){
	   if(row.getAttribute("title") == description){row.disabled = false;}
	   else if(row.getAttribute("title") != "1000"){row.disabled = true;}
   }
}

	//addEvent() by John Resig
function addEvent( obj, type, fn ) {
    if (obj.addEventListener) {
        obj.addEventListener( type, fn, false );
        EventCache.add(obj, type, fn);
    }
    else if (obj.attachEvent) {
        obj["e"+type+fn] = fn;
        obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
        obj.attachEvent( "on"+type, obj[type+fn] );
        EventCache.add(obj, type, fn);
    }
    else {
        obj["on"+type] = obj["e"+type+fn];
    }
}

var EventCache = function(){
  var listEvents = [];
  return {
    listEvents : listEvents,
    add : function(node, sEventName, fHandler){
      listEvents.push(arguments);
    },
    flush : function(){
      var i, item;
      for(i = listEvents.length - 1; i >= 0; i = i - 1){
        item = listEvents[i];
        if(item[0].removeEventListener){
          item[0].removeEventListener(item[1], item[2], item[3]);
        };
        if(item[1].substring(0, 2) != "on"){
          item[1] = "on" + item[1];
        };
        if(item[0].detachEvent){
          item[0].detachEvent(item[1], item[2]);
        };
        item[0][item[1]] = null;
      };
    }
  };
}();

	//Run dynamicLayout function when page loads and when it resizes.
	addEvent(window, 'load', dynamicLayout);
	addEvent(window, 'resize', dynamicLayout);