<!--

function showHide(id) { 
		
		block = document.getElementById(id);
  
		if (block.className == "showBlock") { 
			block.className = "hideBlock";

   		} 
		else { 
			block.className = "showBlock"; 

		} 
	}
	
function showHideIframe(currentButtonID, showButtonID, frameID, show) { 

  		document.getElementById(currentButtonID).className = "hideBlock"; 
		document.getElementById(showButtonID).className    = "showBlock"; 
		
		if(show)
			document.getElementById(frameID).className  = "showBlock"; 
		else
			document.getElementById(frameID).className  = "hideBlock"; 
		
}



// -->