/*
 * $Id: common.js,v 1.3 2007-11-08 09:27:41 steven Exp $
 */
function newWindow(mypage,myname,w,h,features) {
	if(screen.width){
		var winl = (screen.width-w)/2;
		var wint = (screen.height-h)/2;
	}
	else{winl = 0;wint =0;}
	if (winl < 0) winl = 0;
	if (wint < 0) wint = 0;

	var settings = 'height=' + h + ',';
	settings += 'width=' + w + ',';
	settings += 'top=' + wint + ',';
	settings += 'left=' + winl + ',';
	settings += features;
	win = window.open(mypage,myname,settings);
	win.window.focus();
}

function enableToggle() {
   var sToggle = document.getElementById('searchToggle');
   var sForm = document.getElementById('searchForm')
   if(sToggle) sToggle.innerHTML = 'Verberg zoeken';
   if(sForm) sForm.style.display = 'block';

   if(readCookie('searchHidden') == 'true' && sToggle && sForm) setSearchHidden();
}

function toggleSearch() {
    var form = document.getElementById('searchForm');
    var link = document.getElementById('searchToggle');

    if(form.style.display == 'block') {
        form.style.display = 'none';
        link.innerHTML = 'Toon zoeken';
        document.cookie = 'searchHidden=true';
    }
    else {
        form.style.display = 'block';
        link.innerHTML = 'Verberg zoeken';
        document.cookie = 'searchHidden=false';
    }
}

function setSearchHidden() {
    var form = document.getElementById('searchForm');
    var link = document.getElementById('searchToggle');
    form.style.display = 'none';
    link.innerHTML = 'Toon zoeken';
}

function readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}