function showInfo(thisBtn,HTML_Block)
{


    for(f=1;f<=5;f++)
    {
        var menuStr= new String("Menu"+f)
        var btnStr= new String("Btn"+f)
        document.getElementById(menuStr).className='hideInfo';
        
            if(document.getElementById(btnStr).className=='obOpen')
            {
              document.getElementById(btnStr).className='ob';            
            }
            
            if(document.getElementById(btnStr).className=='acOpen')
            {
              document.getElementById(btnStr).className='ac';            
            }
            
            if(document.getElementById(btnStr).className=='corpOpen')
            {
              document.getElementById(btnStr).className='corp';            
            }
    }


    if (document.getElementById) 
    {
        if (document.getElementById(HTML_Block).className=='showInfo')
        {
            document.getElementById(HTML_Block).className='hideInfo';
        }
        
    else

        if (document.getElementById(HTML_Block).className=='hideInfo')
        {

            document.getElementById(HTML_Block).className='showInfo';
            
            if(document.getElementById(thisBtn).className=='ob')
            {
              document.getElementById(thisBtn).className='obOpen';
            }
            
            if(document.getElementById(thisBtn).className=='ac')
            {
              document.getElementById(thisBtn).className='acOpen';            
            }
            
            if(document.getElementById(thisBtn).className=='corp')
            {
              document.getElementById(thisBtn).className='corpOpen';            
            }


        }
    }
    
}