$ = function(elementId) {
	return document.getElementById(elementId);
}

function assert(condition, errorStr){
	if (!condition){
		alert(errorStr);
	}
}

function addClass(node, _class){
	node.className = node.className + ' ' + _class;
}

function delClass(node, _class){
	node.className = node.className.replace(_class, "");
}


var IEBrowser = navigator.appName == 'Microsoft Internet Explorer';

function isIE(){
	return IEBrowser;
}

function setStyleStringToNode(node, styleString){
	if (IEBrowser){
		node.style.setAttribute('cssText', styleString, 0);	
	}else{
		node.setAttribute('style', styleString);
	}
}

function setStyleString(nodeId, styleString){
	setStyleStringToNode($(nodeId));
}


function openPopup(url, w, h, name){
	odlewa=(screen.width-w)/2;
	odgory=(screen.height-h)/2;
	config='left='+odlewa+',top='+odgory+',width='+w+',height='+h+',innerheight='+h+',innerwidth='+w+',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes';
	target = window.open(url, name,config);
	if (target != null){
		target.focus();
		target._parent = window;
	}
}

function reloadParent(_link){
	window.opener.location.href = _link;
}

function _goTo(_link, w){
	w.location.href = _link;
}

function goTo(_link){
	_goTo(_link, window);
}

function SetFocus(ID){
	if (ID){
		if (El = document.getElementById(ID)){
			El.focus();
		}
	}
}

function submitForm(formId){
	$(formId).submit();
}
	  	  	
			
function setUpCtrlVal(id, val){
	Ctrl = document.getElementById(id);
	if (Ctrl){
		Ctrl.value = val;
	}
}

function confirmLink(confirmText, url){
	if (confirm(confirmText)){
		window.location.href = url;
	}
}

function MM_swapImgRestore() { 
  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_preloadImages() { 
  	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_findObj(n, d) { 
  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() { 
  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];}
}

/**/