function showtab(type,data){
	switch(type){
		case 'map':
			var maps=Array('bergen','oslo');
			for(i=0;i<maps.length;i++){
				HentElement("tab_"+maps[i]).style.display="none";
				HentElement("atab_"+maps[i]).style.color="#8a8a8a";
				HentElement("atab_"+maps[i]).style.background="url(images/bgr_tab_titles_left.gif) no-repeat";
				HentElement("stab_"+maps[i]).style.background="url(images/bgr_tab_titles_right.gif) no-repeat right top";
			}
			HentElement("tab_" + data).style.display = "block";
			HentElement("tab_" + data).style.margin = "14px 0px 0px 0px";
			HentElement("atab_"+data).style.color="#0089c0";
			HentElement("atab_"+data).style.background="url(images/bgr_tab_titles_left_select.gif) no-repeat";
			HentElement("stab_"+data).style.background="url(images/bgr_tab_titles_right_select.gif) no-repeat right top";
		break;
		case 'product':
			var tabs=Array('info','tech','ferdige','tips');
			for(i=0;i<tabs.length;i++){
				HentElement("tab2_"+tabs[i]).style.display="none";
				HentElement("atab_"+tabs[i]).style.fontWeight="normal";
				HentElement("atab_"+tabs[i]).style.background="url(images/bgr_tab2_titles_left.gif) no-repeat";
				if(i+1!=tabs.length){
					HentElement("stab_"+tabs[i]).style.background="url(images/bgr_tab2_titles_right.gif) no-repeat right top";
				}else{
						HentElement("stab_"+tabs[i]).style.background="url(images/bgr_tab2_titles_right_last.gif) no-repeat right top";
				}
			}
			HentElement("tab2_"+data).style.display="block";
			HentElement("atab_"+data).style.fontWeight="bold";
			HentElement("atab_"+data).style.background="url(images/bgr_tab2_titles_left_select.gif) no-repeat";
			if(data!=tabs[tabs.length-1]){
				HentElement("stab_"+data).style.background="url(images/bgr_tab2_titles_right_select.gif) no-repeat right top";
			}else{
				HentElement("stab_"+data).style.background="url(images/bgr_tab2_titles_right_last_select.gif) no-repeat right top";
			}
		break;
	}
}
function HentElement(id) {
    var elem;
    if (document.getElementById) // this is the way the standards work    
        elem = document.getElementById(id);
    else if (document.all) // this is the way old msie versions work      
        elem = document.all[id];
    else if (document.layers) // this is the way nn4 works    
        elem = document.layers[id];
    return elem;
}
function init() {
	if(document.getElementsByTagName){
		var anchors=document.getElementsByTagName("a")
		for(var i=0;i<anchors.length;i++)
			if(anchors[i].getAttribute("rel")=="external")
				anchors[i].target="_blank";
	}
}
window.onload=init