web page:music(Continue)

Go on doing the music webpage.Include:
1.Contents include:top、head and the left of  main1;
2.Function include:
(1)type="text"，当文本框获得和失去焦点时，根据现有文本框的内容判断是否改变文本框的内容
changeTextContent();
(2)header Searchs中，点击时，显示选择区；选择搜索范围后，隐藏选择区，并显示选择的结果。
selectSearchRange();
(3)headerSinger中，当鼠标移入和移出时，改变尖尖头的背景图片以及现显示相应的内容；
hoverHeaderSinger();
(4)main1 LRight中,选项卡,鼠标点击时，改变自身样式，并显示相应的具体内容
tabsmain1LRight();
(5)main1 LRight中,当鼠标移入和移出时，显示相应的内容
showShadowmain1LRightImg();
3.Especially find:
(1)A current element content oveflow the parent element, fire doesn't
show it, but under the influence of the position of an element;while ie
will directly support elements, it will not affect the next element.
4.Unfinished:
(1)The content of main and some Special effects.
5.Plan for tomorrow:
(1)Go on doing the music page.
(2)Modify my resume and prepare for the answer of interview questions