// Some variables
var base= "img/"
var nrm = new Array();
var omo = new Array();
var ocl = new Array();
var stuff = new Array('nav_home','nav_koopwon','nav_huurwon','nav_bedrijfs','nav_beheer','nav_overons','nav_links','nav_contact');
var select = -1;
var name2 = "";
var temp = 0;



// Pre-load part.
if (document.images)
{
        for (i=0;i<stuff.length;i++)
        {
                nrm[i] = new Image;
                nrm[i].src = base + stuff[i] + ".gif"
                omo[i] = new Image;
                omo[i].src = base + stuff[i] + "_over.gif";
                ocl[i] = new Image;
				ocl[i].src = base + stuff[i] + "_over.gif";
        }
}


// The functions: first mouseover, then mouseout, then onclick

function over(no)
{
       if (document.images && select != no)
        {
                document.images[stuff[no]].src = omo[no].src
        }
}

function out(no)
{
       if (document.images && select != no)
        {
                document.images[stuff[no]].src = nrm[no].src
        }
} 

function clic(no)
{
        if (document.images)
        {
                document.images[stuff[no]].src = ocl[no].src
                temp = select;
                select = no;
                if (temp != -1) {out(temp)}
        }
}