function mimicHeight(IDtoChange, IDtoReference, additionalHeight) {

	var changeElement;
	var referenceElement;
	var makeSwitchFlag = 0;
	if (!additionalHeight) additionalHeight = 50;
	if (IDtoChange && IDtoReference) {
		if(bNN && !v4) {
			// get ID's
	var changeElement= document.getElementById(IDtoChange);
	var referenceElement=document.getElementById(IDtoReference);
	makeSwitchFlag=1;
	}
	if(bIE) {
	// get ID's
	var changeElement= document.all[IDtoChange];
	var referenceElement= document.all[IDtoReference];
	// only use new height if it's greater than the window height
//	if (document.body.clientHeight < referenceElement.offsetHeight)	
	makeSwitchFlag=1;
		
		}
// make changes (note: have to convert all values to numbers, otherwise string will concatenate)

	if (makeSwitchFlag==1) 

changeElement.style.height = (parseInt(referenceElement.offsetHeight) + parseInt(additionalHeight));
	}
}