/*funktioner.js
* Senast uppdaterad av Fredrik Dogertz @ UR 6 september 2001
* Innehaller funktioner for mouseovers, layers & preloading
*/

function UR_LaddaOm(init) {  
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.UR_pgW=innerWidth; document.UR_pgH=innerHeight; onresize=UR_LaddaOm; }}
  else if (innerWidth!=document.UR_pgW || innerHeight!=document.UR_pgH) location.reload();
}
UR_LaddaOm(true);

function UR_HittaObjekt(n, d) { //4
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=UR_HittaObjekt(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function UR_SkiftaLager() { //3
  var i,p,v,obj,args=UR_SkiftaLager.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=UR_HittaObjekt(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function UR_Aterstall() { //3
  var i,x,a=document.UR_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function UR_LaddaBilder() { //3
  var d=document; if(d.images){ if(!d.UR_p) d.UR_p=new Array();
    var i,j=d.UR_p.length,a=UR_LaddaBilder.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.UR_p[j]=new Image; d.UR_p[j++].src=a[i];}}
}

function UR_BytBild() { //3
  var i,j=0,x,a=UR_BytBild.arguments; document.UR_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=UR_HittaObjekt(a[i]))!=null){document.UR_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//end