/* Sabam Javascript */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var scrolldiv;
var windowHeight = 0;

function start(){
    scrolldiv = getobj('scrolldiv');
    setHeight();
    
    if(scrolldiv){
        setScrollHeight();
    }
    MM_preloadImages('../images/top_help-a.gif','../images/top_mail-a.gif','../images/top_home-a.gif','../images/top_contact-a.gif','../images/top_print-a.gif','../images/verder-a.png');
}

/* Function to resize content pane - if content is shorter than menu*/

function setHeight(){
    var menuHeight = getobj('navigatiebalk').clientHeight;
    var contentDiv = getobj('tekstvlak');
    var contentHeight = contentDiv.clientHeight;
    
    if(menuHeight > contentHeight){
        contentDiv.style.height = (menuHeight + 20) + 'px';
    }
}

function getobj(id){
    return document.getElementById(id);
}

function setScrollHeight(){
    if(windowHeight != getWindowHeight()){
        var wrapper = getobj('wrapper');
        var tekstvlak = getobj('tekstvlak');
        windowHeight = getWindowHeight();
        
        tekstvlak.className = '';
        scrolldiv.style.height = '';
        scrolldiv.className = '';
        
        var wrapperHeight = wrapper.clientHeight;
        
        if(wrapperHeight > windowHeight){
            scrolldiv.style.height = (scrolldiv.clientHeight - (wrapperHeight - windowHeight) + 0) + 'px';
            scrolldiv.className = 'scrolling';
            tekstvlak.className = 'scrolling';
        }
    }
    
    setTimeout(setScrollHeight, 400);
}

function getWindowHeight(){
    if(window.innerHeight) return window.innerHeight;
    if(document.documentElement.clientHeight) return document.documentElement.clientHeight;
}

function printPage(){
    window.print();
}