var extMenu = new Array("services", "projects", "geo", "about");
var menuNumber = 4;
function show(object)
{
if (document.getElementById)
{
document.getElementById(object).style.visibility = 'visible';
document.getElementById(object).style.display = 'block';
}
else if (document.layers && document.layers[object])
{
document.layers[object].visibility = 'show';
}
else if (document.all)
{
document.all[object].style.visibility = 'visible';
}
}
// Hides layers that are visible.
function hide(object)
{
if (document.getElementById){
if (object=='all'){
for (i = 0; i < menuNumber; i++)
{document.getElementById(extMenu[i]).style.visibility = 'hidden';}
}
else
document.getElementById(object).style.visibility = 'hidden';
}
else if (document.layers && document.layers[object]){
if (object=='all'){
for (i = 0; i < menuNumber; i++)
{document.layers[extMenu[i]].visibility = 'hidden';}
}
else
document.layers[object].visibility = 'hidden';
}
else if (document.all){
if (object=='all'){
for (i = 0; i < menuNumber; i++)
{document.all[extMenu[i]].style.visibility = 'hidden';}
}
else
document.all[object].style.visibility = 'hidden';
}
}
function openWin(width, height, img)
{
img = "images/" + img + ".jpg";
win1 = window.open(img, "picture","height=" + height + ",width=" + width + ",resizable=yes,scrollbars=no,toolbar=no, menubar=no, location=no");
win1.resizeTo(width, height)
win1.document.write("PRZ-TEC - trade elaboration & consulting");
win1.document.write("");
win1.document.write("![Click to close the window]("+ img + ")
");
win1.document.write("");
win1.focus();
}