// 
function check_is_ext(varFilename, ext)
{
	var varIndex = varFilename.lastIndexOf(".");
	if (varIndex <= 0 ) return false;

	if (varFilename.substring(varIndex+1, varFilename.length).toLowerCase() != ext)
		return false;

	return true;
}

function chWinSize(w, h)
{
	if (w == 0 && h == 0)
	{
		w = window.screen.width;
		h = window.screen.height;
	}

	window.resizeTo(w, h);
	window.moveTo((window.screen.width - w)/2, (window.screen.height - h)/2);
}

function openWin(url, w, h)
{
	window.open(url,'', 'width=' + w + ', height=' + h + ', ' + 
						'left=' + (window.screen.width - w)/2 + ', top=' + (window.screen.height - h)/2 +
						', location=no, directories=no, status=no, toolbar=no, menubar=no, resizable=yes');
}

function viewFlash(filepath, width, height)
{
	var objHTML = "";

	objHTML += "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0' width='" + width + "' height='" + height + "'>";
	objHTML += "<param name='movie' value='" + filepath + "'>";
	objHTML += "<param name='quality' value='high'>";
	objHTML += "<param name='menu' value='false'>";
	objHTML += "<embed src='" + filepath + "' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='" + width + "' height='" + height + "'>";
	objHTML += "</embed> ";
	objHTML += "</object>";

	document.write(objHTML);
}