function read_pref()
{
	var name = 'user_web_col';

	var pref = '';
	var nameEQ = name + "=";
	var cook = unescape(document.cookie);
	var ca = cook.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) pref = unescape(c.substring(nameEQ.length,c.length));
	}
	if ((pref!='null') && (pref!='')) {
		document.write('<style type="text/css" media="screen">');
		document.write('@import "/styles/'+ pref +'.css";');
		document.write('</style>');
	}
}
read_pref();