/**
 * @author divonei macedo
 */

var loadingImage = 'images/loading.gif';
var imagem = new Image();
var id;
var Ajax = false;

function AjaxRequest(){
	Ajax = false;
	try{
       Ajax = new XMLHttpRequest();
	}catch(ee){
       try{
               Ajax = new ActiveXObject("Msxml.XMLHTTP");        
       }catch(e){
	   		try{
               Ajax = new ActiveXObject("Msxml.XMLHTTP");        
       		}catch(e){
               try{
                       Ajax = new ActiveXObject("Microsoft.XMLHTTP");                
               }catch(e){
			   	Ajax = false;
               }
       		}
	   }
	 }
}


function showPreview(){
	if(Ajax.readyState==4){
		if(Ajax.status==200){						
			var xml = Ajax.responseXML;
			if(xml.hasChildNodes){
				var node = xml.getElementsByTagName("gravandwn");				
				for(var i=0;i<node.length; i++){					
					var nd = node[i];
					var img=nd.getElementsByTagName("gravaok")[0].firstChild.nodeValue;					
				}
								
			}
		}
		else{
			
		}
	}
	else{
		
	}		
	
}

function nDwn(c){
	var clean = document.getElementById('preview'+id);
	if(clean)
		clean.style.display = "none";
	//imagem.src = 'Inverno.jpg';	
	AjaxRequest();
		if(!Ajax){
			alert("Ajax it's not working");
			return;
		}
		id = c;	
		Ajax.open('GET', 'dwn.php?id='+c, true);	
		Ajax.onreadystatechange = showPreview;
		Ajax.send(null);
		//showLightbox(imagem);	
}

function data(){
	var data = new Date;
	document.write(data.getFullYear());
}

function limpa(b){
	var kids = b.childNodes;
	var numkids = kids.length;		
	for(var i=numkids-1; i>=0; i--){
	b.removeChild(kids[i]);
	}		
}

function teste(str, nav){
	
	var p = document.getElementById('q');
	if(p){
		if(str=="show"){		
			p.style.display = "block";
			if(nav=='safari')			
				p.style.backgroundColor = "#000";
		}
		else
			p.style.display = "none";
	}
	
}

function data(){
	var data = new Date;
	document.write(data.getFullYear());
}

function web_kit(){     
	  	var p = document.getElementById('q');
		//p.setAttribute("type", "search");
		preaload();	
}