Please consider implementing the use case you are looking for using a LivePage.
The Multi Project/Resource Management Extension gives the possibility for an easy way to plan resources and see resource shortcuts during a defined period.
The Extension can be used standalone or can be easily included into existing project setups.
Base of the Extension is the Polarion Easy Planning feature introduced with Polarion 2014.
Please see the screenshots or included Readme.pdf for addditional details upon use and installation.