/* window.onload=function() { */
function tabSetUp() {
	tab.setup = {tabs : document.getElementById('tab').getElementsByTagName('li'),
							 pages: [document.getElementById('tab_data1'),
											 document.getElementById('tab_data2'),
											 document.getElementById('tab_data3'),
											 document.getElementById('tab_data4'),
											 document.getElementById('tab_data5')
											]
							}
  var n = tab.setup.pages.length;
  var rand = Math.floor( Math.random() * n);
  for(i=0; i<n; i++) {
		if(navigator.userAgent.indexOf("MSIE") == -1){
			tab.setup.tabs[i].className = 'notieclass';
		}
		if(i == rand){
			tab.setup.tabs[i].className = 'selected';
			tab.setup.pages[i].style.display = 'block';
		}
  }
tab.init();
}

/*--setup end--*/

var tab = {init: function(){var tabs = this.setup.tabs;
														var pages = this.setup.pages;
														for(i=0; i<pages.length; i++) {
															/*  if(i !== 0) pages[i].style.display = 'none'; */
															tabs[i].onmouseover = function(){ tab.showpage(this); return false; };
															/* tabs[i].onclick = function(){ tab.showpage(this); return false; }; */
														}
														},
					 showpage: function(obj){var tabs = this.setup.tabs;
															     var pages = this.setup.pages;
															     var num;
																     for(num=0; num<tabs.length; num++) {
															         if(tabs[num] === obj) break;
																     }

																     for(var i=0; i<pages.length; i++) {
															         if(i == num) {
																         pages[num].style.display = 'block';
																         tabs[num].className = 'selected';
															         }else{
															           pages[i].style.display = 'none';
															           tabs[i].className = null;
															         }
															      }
 																 }
					}