function fileCheck(img,id_big){ 	
    if( (picfile.width!=0) && (picfile.height!=0) ){ 
    	$(id_big).src = "";
        $(id_big).src = img;
    }else{
    	
        funzione="fileCheck('"+img+"','"+id_big+"')"; 
        intervallo=setTimeout(funzione,50); 
    }
}

function changePic(obj,id_big){
	
	$(id_big).src = "";
	$(id_big).src = "../images/ajax-loader.gif";
	
	bigSrc = obj.src.replace("peq","gran");
	
	picfile = new Image(); 
	picfile.src =(bigSrc); 

	fileCheck(bigSrc,id_big); 

}

function popup(URL,w,h,title) {
	
        var left = (screen.width - w) / 2;
        var top  = (screen.height - h) / 2
	
	window.open(URL+"?title="+title,"","left="+left+",top=" + top + ",width="+w+",height="+h);
	
}