function ShowHide(oImg, imgId1, imgId2, ObjID){
	var objBlock = document.getElementById(ObjID);
	if(objBlock.style.display == "none" || objBlock.style.display == "")  {
		objBlock.style.display = "block";
		if (imgId2 != '') {
			eval('var re = /' + imgId1 + '/gi')
			var str = oImg.src;
			oImg.src = str.replace(re, imgId2);
		}	
	}
	else{
		objBlock.style.display = "none";
		if (imgId1 != '') {
			eval('var re = /' + imgId2 + '/gi')
			var str = oImg.src;
			oImg.src = str.replace(re,imgId1);
		}	
	}
}


function openPopupWin(sUrl,sName,iWidth,iHeight,Params){
	if (Params == 'undefined' || Params == '') 'menubar=no,scrollbars=no,resizable=no';
	var TopY = (screen.availHeight-iHeight)/2;
	var TopX =(screen.availWidth-iWidth)/2;
	oWin = window.open(sUrl,sName,'width='+iWidth+',height='+iHeight+',top='+TopY+',left='+TopX +','+Params);
	if (oWin != null) oWin.focus();	
	return oWin;
}