function faqChangeIcon (el, viewClass, hideClass, viewTitle, hideTitle ) {

	if ( el.className.search(viewClass) !== -1 )
	{
		el.className	= el.className.replace(viewClass, hideClass);
		el.title			= hideTitle;
	}
	else
	{
		el.className	= el.className.replace(hideClass, viewClass)
		el.title			= viewTitle;
	}

}

function setContentSize()  { 
                                                                                                                                                         
    var content = document.getElementById('content');
    var siteHeight = document.getElementById('body_bg').offsetHeight;
    var headerHeight = document.getElementById('header').offsetHeight;                                                                                              
    var footerHeight = document.getElementById('footer').offsetHeight;                                             
    var navigatorHeight = document.getElementById('navizone').offsetHeight;           
   
    var webPage = content.offsetHeight + headerHeight + footerHeight + navigatorHeight;
   
    var windowHeight = 0;

    if (window.innerHeight)
    {
       windowHeight = window.innerHeight;
    }
    else
    {
       windowHeight = document.documentElement.clientHeight;
    }
    
    if (webPage < windowHeight)
    {
       content.style.height = windowHeight - headerHeight - footerHeight - navigatorHeight - 22 + 'px';    
    }
  
  }