// assumes var imgId
function toggleImage(imgId,imgSrc1,imgSrc2, flag) {
	var imgIdHandle = document.getElementById(imgId);
	if (flag == true) {
		imgIdHandle.src = imgSrc1;
    return false;
	}
	else {
		imgIdHandle.src = imgSrc2;
    return true;
	}
}


function toggleVisibility(divId) {
	var divToToggle = document.getElementById(divId);
	if (divToToggle.style.display == "none") {
		divToToggle.style.display = "";
	} else {
		divToToggle.style.display = "none";
	}
}

function toggleFilter(filterName, flag) {
	toggleVisibility(filterName + 'Details');
	flag = toggleImage(filterName + 'Image','Images/MinusSmall.gif','Images/PlusSmall.gif', flag);
  return flag;
}

function showDiv(divId) {
  var divToToggle = document.getElementById(divId);
  divToToggle.style.display = "";
}

function hideDiv(divId) {
  var divToToggle = document.getElementById(divId);
  divToToggle.style.display = "none";
}