function custom_headstone_find_size() {
	var obj= parent.top.document.getElementById('custom_headstone_div');
	
	if (window.innerWidth) { //if browser supports window.innerWidth
		obj.style.top = (parent.top.window.innerHeight/2)-250;
		obj.style.left = (parent.top.innerWidth/2)-380;
		}
		else if (document.all) { //else if browser supports document.all (IE 4+)
			obj.style.top = (parent.top.document.body.clientHeight/2)-250;
			obj.style.left = (parent.top.document.body.clientWidth/2)-380;
			}
	}
window.onresize = custom_headstone_find_size;


function toggle_custom_headstone() {
	custom_headstone_find_size();
	if(document.getElementById('custom_headstone_div').style.display == '') {
		document.getElementById('custom_headstone_div').style.display = 'none';
		document.getElementById('dark_back').style.display = 'none';
		}
		else {
			document.getElementById('custom_headstone_div').style.display = '';
			document.getElementById('dark_back').style.display = '';
			}
	}

function close_custom_headstone() {
	parent.top.document.getElementById('custom_headstone_div').style.display = 'none'
	parent.top.document.getElementById('dark_back').style.display = 'none';
	parent.top.document.getElementById('custom_headstone_frame').src = "custom_headstone/index.php";
	}