function openPreviousLink(elem){           
	try{
		fireEvent2(elem.parentNode.getElementsByTagName('a')[0],'click');
	}catch(error){
	//do nothing
	}
	
}

function  fireEvent2(element,event){
    if (document.createEventObject){
        // dispatch for IE
        var evt = document.createEventObject();
        return element.fireEvent('on'+event,evt)
    }
    else{
        // dispatch for firefox + others
        var evt = document.createEvent("HTMLEvents");
        evt.initEvent(event, true, true ); // event type,bubbling,cancelable
        if(typeof(element) =="object"){
            return !element.dispatchEvent(evt);
        }
        return false;
        
    }
}

var it=new Array();
var it2=new Array();
var projectRndArray=new Array();
var timeInterval=3000;
function startShowing(projectUids){	
	for(i=0; i<16; i++){
			timeT=(timeInterval*i);
			var ry=Math.floor(Math.random()*projectArray.length)
			it[i]=self.setTimeout("fireEventThumbs('" + projectArray[ry] + "', '"  + timeT +  "', " + i + ")", timeT);
			projectRndArray[i]=projectArray[ry];
	}
	if(!ratonOver){
		self.setTimeout("hideAll(); document.getElementById('e27_project_content_0').style.display='block';", timeT+timeInterval);
	}
}

var ratonOver=false;
function fireEventThumbs(projectId, timeT, iteracion){
	if(!ratonOver){
		showThumbsIcon(projectId);
		it2[iteracion]=self.setTimeout("opThumbsIcon('" + projectId + "')", timeInterval);
	}
}
function clearSec(){
	for(i=0; i<16; i++){
		try{
			self.clearTimeout(it[i]);
			self.clearTimeout(it2[i]);
		}catch(error){}	
		//opThumbsIcon(projectArray[i]);
		if(typeof(projectArray[i]) != 'undefined')currentOpac('project_' + projectArray[i],50, 100);
		//console.debug(projectArray[i]);
	}
	projectRndArray= new Array();
}
function clearSec2(){
	for(i=0; i<16; i++){
		try{
			self.clearTimeout(it[i]);
			self.clearTimeout(it2[i]);
		}catch(error){}	
		
	}
	projectRndArray= new Array();
}

function showThumbsIcon(projectId){
	
	currentOpac('project_' + projectId,100, 500)						 
	hideAll();
	document.getElementById('e27_project_content_' + projectId).style.display="block"; 

}
function opThumbsIcon(projectId){
	currentOpac('project_' + projectId,50, 500)	
}