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];}
}
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 on_mouse_over_menu( div_item, image_name )
{
    div_item.style.background = 'URL(' + image_name + '_f2.gif)'
}

function on_mouse_out_menu( div_item, image_name )
{
    div_item.style.background = 'URL(' + image_name + '.gif)'
}

function gen_menu_cell()
{
    document.write("\
                      <a href=\"hire.html\"                                                          \
                         onmouseover=\"on_mouse_over_menu( hire,  'menu_centre' );\"                 \
                         onmouseout=\"on_mouse_out_menu( hire, 'menu_centre' );\">                   \
                      <div id=\"hire\" class=\"bouton_menu_centre\">                                   \
                        <img src=\"spacer.gif\" width=\"1\" height=\"28\" border=\"0\" alt=\"\" />    \
                        Hire VLAM                                                                  \
                      </div>                                                                       \
                      </a>                                                                         ");
}