function blowUp(aObject,iOffSet) {
	lCurRootObj = aObject;
	var lRootDivId = lCurRootObj.getAttribute("id");
	var lRootDiv = document.getElementById(lRootDivId);
	var lRootDivTop = lRootDiv.style.offsetTop;
	
	var lDivImgBig = document.getElementById(lRootDivId + '_big');
	setDivProps(lDivImgBig,iOffSet,null,null,null);
	lDivImgBig.style.display = 'block';
}

function closeLayer(aObject) {
	lCurRootObj = aObject;
	var lRootDivId = lCurRootObj.parentNode.getAttribute("id");
	var lRootDiv = document.getElementById(lRootDivId);
	lRootDiv.style.display = 'none';
}

function setDivProps(aDivObj,aTop,aLeft,aWidth,aHeight) {
	var lSuffix = 'px';
	if (aTop != null) { 
		aDivObj.style.top = aTop + lSuffix;
	}
	if (aLeft != null) {
		aDivObj.style.left = aLeft + lSuffix;
	}
	if (aWidth != null) {
		aDivObj.style.width = aWidth + lSuffix;
	}
	if (aHeight != null) {
		aDivObj.style.height = aHeight + lSuffix;
	}
}