// Force IE6 to cache background images
	try {
		document.execCommand("BackgroundImageCache", false, true);
	} catch(err) {}


	// create cookie function from http://www.quirksmode.org/js/cookies.html
	function createCookie(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		} else {
			var date = new Date();
			date.setTime(date.getTime()+(-1*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		document.cookie = name+"="+value+expires+"; path=/";
	}


	// read cookie function from http://www.quirksmode.org/js/cookies.html
	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;
	}


	// erase cookie function from http://www.quirksmode.org/js/cookies.html
	function eraseCookie(name) {
		createCookie(name,"",-1);
	}


	function showColor(versionSelect)
	{
		var select, selects = versionSelect.parentNode.getElementsByTagName('select');
		for (var i = 0; select = selects[i]; i++) if (select.id.indexOf('form_color_') > -1) select.style.display = 'none';

		var div, divs = versionSelect.parentNode.getElementsByTagName('div');
		for (var i = 0; div = divs[i]; i++) if (div.id.indexOf('form_color_div_') > -1) div.style.display = 'none';

		if (document.getElementById('form_color_' + versionSelect.value)) document.getElementById('form_color_' + versionSelect.value).style.display = 'inline';
		else if (document.getElementById('form_color_div_' + versionSelect.value)) document.getElementById('form_color_div_' + versionSelect.value).style.display = 'block';
	}