JS‘碰撞’事件

	/**
	 * 碰撞事件
	 */
	function divCrash() {
		$("#mi-tanchaung").empty()
		var top = document.getElementById("mi-util").getBoundingClientRect().top  //主要，獲取離頂部的高度
		//		var height=document.getElementById("mn-content").clientHeight
		//		console.log(height)
		var mi_tanchaung = '<div class="mic-text"><div class="mic-text-titile">名句欣賞<div style="float: right;color:gray">'
		mi_tanchaung += '<a href="#"> <img src="/grwzweb/common/images/shuaxin.png" height="18px" width="22px" />換一換</a>'
		mi_tanchaung += '</div></div>'
		mi_tanchaung += '<div class="mic-text-text">參差煙樹灞陵橋，風物盡前朝。</div>'
		mi_tanchaung += '<div class="mic-text-text">衰楊古柳，幾經攀折，憔悴楚宮腰。</div>'
		mi_tanchaung += '<div class="mic-text-text">夕陽閒淡秋光老，離思滿蘅皋。</div>'
		mi_tanchaung += '<div class="mic-text-text">一曲陽關，斷腸聲盡，獨自憑蘭橈</div></div>'
		if (top <= 60) {
			$("#mi-tanchaung").append(mi_tanchaung)
			$("#mn-content").css("position", "fixed")
			$("#mn-content").css("top", "73px")
			//			$("#mn-content").css("background","rgba(0,0,0,0.2)")
			$("#mn-content").css("width", "130px")
		} else {
			$("#mn-content").css("background", "none")
			$("#mn-content").css("position", "")
			$("#mn-content").css("top", "")
			$("#mn-content").css("width", "")
		}
	}