//page global variables
var window_width, window_height;


//function to get page dimensions
function getPageDimensions() {
	window_width = (document.all) ? document.body.clientWidth : window.innerWidth;
	window_height = (document.all) ? document.body.clientHeight : window.innerHeight;
	//window.alert(window_width + ' * ' + window_height);
}



function centerLayer () {
	
	getPageDimensions()	//get page dimensions
	
	var lyr_ref, lyr_left, lyr_top, lyr_line;
	
	if (document.layers) {
		//set flash movie position
		lyr_ref = document.layers.lyrFlashMovie;
		lyr_left = ((window_width - lyr_ref.clip.right) / 2);
		lyr_top = ((window_height - lyr_ref.clip.bottom) / 2);
		
		lyr_ref.left = lyr_left;
		lyr_ref.top = lyr_top;
		lyr_ref.visibility = 'show';
		
		//set line position
		lyr_line = document.layers.lyrLine;
		lyr_line.left = (lyr_left + off_set);
		lyr_line.document.open()
		lyr_line.document.writeln('<img src="place_holder.gif" width="2" height="' + (lyr_top + 1) + '" alt="" border="0">');
		lyr_line.document.close();
		lyr_line.visibility = 'visible';
		
	}
	else if (document.all || document.getElementById) {
		lyr_ref = (document.all) ? document.all.lyrFlashMovie : document.getElementById('lyrFlashMovie');
		lyr_left = ((window_width - parseInt(lyr_ref.style.width)) / 2);
		lyr_top = ((window_height - parseInt(lyr_ref.style.height)) / 2);
		
		lyr_ref.style.left = lyr_left;
		lyr_ref.style.top = lyr_top;
		lyr_ref.style.visibility = 'visible';
		
		//set line position
		lyr_line = (document.all) ? document.all.lyrLine : document.getElementById('lyrLine');
		lyr_line.style.left = (lyr_left + off_set);
		lyr_line.innerHTML  = '<img src="place_holder.gif" width="2" height="' + (lyr_top + 1) + '" alt="" border="0">';
		lyr_line.style.visibility = 'visible';
		
	}
	
}