function showForm(boxID)
{

theBOX=document.getElementById(boxID);
theBOX.style.display='block';
bkBOX=document.getElementById('ecoBK');
theBOX.style.visibility='visible';
}
function hideForm(boxID)
{
theBOX=document.getElementById(boxID);

bkBOX=document.getElementById('ecoBK');
bkBOX.style.display='none';
bkBOX.style.visibility='hidden';

theBOX.style.display='none';
theBOX.style.visibility='hidden';

}
function showInfo(controlToShow)
 {


if (controlToShow!='eco1')
{
	hideForm('eco1');
 }	

if (controlToShow!='eco2')
{	
	hideForm('eco2');
 }	

if (controlToShow!='eco3')
{	
	hideForm('eco3');
 }	
     if (document.getElementById)
     {
           if (document.getElementById(controlToShow).style.visibility=='visible')
           {
    document.getElementById(controlToShow).style.visibility='hidden';
    document.getElementById(controlToShow).style.display='none';
           }
     else
     {
    document.getElementById(controlToShow).style.visibility='visible';
    document.getElementById(controlToShow).style.display='block';
bkBOX=document.getElementById('ecoBK');
bkBOX.style.display='block';
bkBOX.style.visibility='visible';	
     }
     }
     else
     {
         alert('Sorry, your browser doesn\'t support this');
     }
}