var Ajax;
if (Ajax && (Ajax != null)) {
	Ajax.Responders.register({
	  onCreate: function() {
        if($('spinner') && Ajax.activeRequestCount>0)
          Effect.Appear('spinner',{duration:0.5,queue:'end'});
	  },
	  onComplete: function() {
        if($('spinner') && Ajax.activeRequestCount==0)
          Effect.Fade('spinner',{duration:0.5,queue:'end'});
	  }
	});
}

function goHome(contextPath) {
	window.location=contextPath+"/";
}

function goNoAuth(contextPath) {
	window.location=contextPath+"/auth/login";
}

function goError(contextPath) {
	window.location=contextPath+"/error";
}

function goServerError() {
	window.location="/error";
}

function arrayParams(elementName) {
	var arrElements = document.getElementsByName(elementName);
	var params = [];
	for( var i=0; i<arrElements.length; i++) {
		params[i] = arrElements[i].value
	}
	return params;
}

function selectTab(tabId){
	var strTagName = 'li';
	var strClassName = 'selected';
	var oElm = document;
	var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
	    //var arrReturnElements = new Array();
	    strClassName = strClassName.replace(/\-/g, "\\-");
	    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	    var oElement;
	    for(var i=0; i<arrElements.length; i++){
	        oElement = arrElements[i];
	        if(oRegExp.test(oElement.getAttribute("class"))){
	            //arrReturnElements.push(oElement);
	            oElement.className='unselected';
	        }
	    }
	    //return (arrReturnElements)
	    document.getElementById(tabId).className=strClassName;
}


function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
       window.onload = func;
    } else {
       window.onload = function() {
           if (oldonload) {
                  oldonload();
          }
          func();
       }
   }
}