function getCurrentFactPageIndex()
{
var url = window.***.href;
var currentPageIndex = 1;
if(url.toLowerCase().indexOf('factindex='http://www.blog.com.cn/) != -1)
{
var temp = url.substring(url.toLowerCase().indexOf('factindex='));
if(temp.indexOf('&') != -1)
temp = temp.substring(0,temp.indexOf('&'))
if(temp != '')
temp = temp.toLowerCase().replace('factindex=','')
if(/^"d+$/img.test(temp))
currentPageIndex = temp;
else
currentPageIndex = 1;
}
return currentPageIndex;
}