function externalLinks() { 

 if (!document.getElementsByTagName) return; 

 var anchors = document.getElementsByTagName("a"); 

 for (var i=0; i<anchors.length; i++) { 

   var anchor = anchors[i]; 

   if (anchor.getAttribute("href") && 

       anchor.getAttribute("rel") == "external") 

     anchor.target = "_blank";

 } 
}
window.onload = externalLinks;

/*function show_popup(url,x,y) {
	if(!x || !y) {
		if (document.images) {
	                var rslt = new Image();
	                rslt.src = 'images/foto/'+url+'.jpg';
			x=rslt.width;
			y=rslt.height;			
		}
        }
	//alert(x);
	okno = window.open('detail.php?img='+url,"","scrollbars=no,toolbar=no,directories=no,menubar=no,status=no,width=" + x + ",height=" + y + ",resizable=yes");
	okno.focus();
}*/

function show_popup(url, x, y)
{
Lightview.show({
  href: "images/foto/"+url+".jpg"
});

}

function createEmail( name, text ){
zavinac = "@";
domena = "plasmametal.cz";

    if( createEmail.arguments.length == 1 ) {
            document.write("<a href='mailto:"+name+""+zavinac+""+domena+"'>"+name+""+zavinac+""+domena+"</a>");
    } else {
            document.write("<a href='mailto:"+name+""+zavinac+""+domena+"'>"+text+"</a>");
    }

}