function openUrl(url,w,h){
	w = w==undefined ? 640 : w;
	h = h==undefined ? 480 : h;
	window.open(url,"targ",'scrollbars=1,resizable=1,	width='+w+',height='+h+',top=100,screenY=100,left=200,screenX=200');	
}
function verScreen(u,t,w,h){
	if (w!= undefined && h!=undefined){
		var add="&w="+w+"&h="+h;
	}else{
		w = h = 10;
		var add="";
	}
	var param = 'scrollbars=0,resizable=0,	width='+w+',height='+h+',top=100,screenY=100,left=200,screenX=200';
	window.open("image.php?im=image&t="+t+add+"&img="+u,"",param);
}

function addImg(a){
	var val = ","+document.noticias.fotos.value+",";
	if(val.indexOf(","+a+",") == -1){
	document.noticias.fotos.value += (val == "" ?  a : ","+a);
	}
}

function jump(a){
	 location.href = a;
}

function resizeImg(img,w,h){
	if(w==undefined || h==undefined){
		var w = img.width+10;
		var h = img.height+56;
	}
	var wc=parseInt((screen.availWidth-w)/2);
	var hc=parseInt((screen.availHeight-h)/2);
	if(hc<0){hc=0}
	if(wc<0){wc=0}
	window.resizeTo(w,h);
	window.moveTo(wc,hc)
}