function getRefToDiv(divID) {
    if( document.layers ) { //Netscape layers
        return document.layers[divID]; }
    if( document.getElementById ) { //DOM; IE5, NS6, Mozilla, Opera
        return document.getElementById(divID); }
    if( document.all ) { //Proprietary DOM; IE4
        return document.all[divID]; }
    if( document[divID] ) { //Netscape alternative
        return document[divID]; }
    return false;
}

function showDiv(divID_as_a_string) {
    //get a reference as above ...

    myReference = getRefToDiv(divID_as_a_string);
  
    if( !myReference ) {
        
        return false; //don't go any further
        //return anything would work,
        //but I am using false to show failure
    }
	
	//now we have a reference to it
    if( myReference.style ) { //DOM & proprietary DOMv
        if ((myReference.style.display == 'inline')||(myReference.style.display == ''))
		{
		   myReference.style.display = 'none';
		} else {
		  myReference.style.display = 'inline';
		}
    } else {
        if( myReference.display ) { //Netscape
		 if ((myReference.display == 'inline')||(myReference.display == ''))
		{
		   myReference.display = 'none';
		} else {
		  myReference.display = 'inline';
		}
            
			
        } else {
            return false; //don't go any further
        }
    }
    return true;
}