function event_controller(){
	this.addHandler = function(object, event, handler){
	if(object==null){
		return!1;
	}
	  if (typeof object.addEventListener != 'undefined')
	    object.addEventListener(event, handler, false);
	  else if (typeof object.attachEvent != 'undefined')
	    object.attachEvent('on' + event, handler);
	  else
	    throw "Incompatible browser";
	}

	this.removeHandler = function(object, event, handler)
	{
	  if (typeof object.removeEventListener != 'undefined')
	    object.removeEventListener(event, handler, false);
	  else if (typeof object.detachEvent != 'undefined')
	    object.detachEvent('on' + event, handler);
	  else
	    throw "Incompatible browser";
	}

	this.onLoad = function(f) {
	   var root = window.addEventListener || window.attachEvent ? window : document.addEventListener ? document : null
	   if (root){
	      if(root.addEventListener) root.addEventListener("load", f, false)
	      else if(root.attachEvent) root.attachEvent("onload", f)
	   } else {
	      if(typeof window.onload == 'function') {
	         var existing = window.onload
	         window.onload = function() {
	            existing()
	            f()
	         }
	      } else {
	         window.onload = f
	      }
	   }
	}

	this.onHtmlLoad = function (f){
	(function(i) {
	  var u = navigator.userAgent.toLowerCase();
	  var ie = /*@cc_on!@*/false;
	  if (/webkit/.test(u)) {
	    // safari
	    timeout = setTimeout(function(){
				if ( document.readyState == "loaded" || 
					document.readyState == "complete" ) {
					i();
				} else {
				  setTimeout(arguments.callee,10);
				}
			}, 10); 
	  } else if ((/mozilla/.test(u) && !/(compatible)/.test(u)) ||
	             (/opera/.test(u))) {
	    // opera/moz
	    document.addEventListener("DOMContentLoaded",i,false);
	  } else if (ie) {
	    // IE
	    (function (){ 
	      var tempNode = document.createElement('document:ready'); 
	      try {
	        tempNode.doScroll('left'); 
	        i(); 
	        tempNode = null; 
	      } catch(e) { 
	        setTimeout(arguments.callee, 0); 
	      } 
	    })();
	  } else {
	    window.onload = i;
	  }
	})(f);
	}
}

Function.prototype.bind = function(object) {
    var method = this
    return function() {
        return method.apply(object, arguments) 
    }
}