$(document).ready(function() {
	if(!jQuery.browser.msie) {
		var cl = '';
		var classes = '';
		var i = 0;
		var myClass = '';
		var ch = 0;											 
		$(':checked').each(function() {
			cl = $(this).attr('class');
			classes = cl.split(' ');
			i = 0;
			myClass = '';
			for (i=0;i<=classes.length;i=i+1) 
			{
				myClass = '.' + classes[i];
				$(myClass).attr('disabled','disabled');
			}
			$(this).removeAttr('disabled');
			
		});
		$("[type=checkbox]").change(function () {
			cl = $(this).attr('class');
			classes = cl.split(' ');
			i = 0;
			myClass = '';
			ch = $(this).filter(":checked").length;
			if (ch == 1) {
				for (i=0;i<=classes.length;i=i+1) 
				{
					myClass = '.' + classes[i];
					$(myClass).attr('disabled','disabled');
				}
			} else {
				for (i=0;i<=classes.length;i=i+1) 
				{
					myClass = '.' + classes[i];
					$(myClass).not('.disabled').removeAttr('disabled');
				}
			}
			$(this).removeAttr('disabled');
												 
		$(':checked').each(function() {
			cl = $(this).attr('class');
			classes = cl.split(' ');
			i = 0;
			myClass = '';
			for (i=0;i<=classes.length;i=i+1) 
			{
				myClass = '.' + classes[i];
				$(myClass).attr('disabled','disabled');
			}
			$(this).removeAttr('disabled');
			
		});
		});
	}
});