auto scrolltop ?

Hi, thanks for the answer. Other problem is i can’t customize checkboxes and radio buttons with css. When i change the class ‘chained-quiz-choice’ and the label ‘chained-quiz-label’ its not working right. Am i doing wrong something ?

But i didn’t work. When i change the this was happend;

http://i.hizliresim.com/qqjvbZ.png

This is the css code

input[type=radio] {
							display:none;
						}

						input[type=radio].chained-quiz-choice + label.chained-quiz-label {
							padding-left:25px;
							height:20px;
							display:inline-block;
							line-height:20px;
							background-repeat:no-repeat;
							background-position: 0 0;
							font-size:20px;
							vertical-align:middle;
							cursor:pointer;

						}

						input[type=radio].chained-quiz-choice:checked + label.chained-quiz-label {
							background-position: 0 -20px;
						}
						label.chained-quiz-label {
				background-image:url(button.png);
				-webkit-touch-callout: none;
				-webkit-user-select: none;
				-khtml-user-select: none;
				-moz-user-select: none;
				-ms-user-select: none;
				user-select: none;
			}