[MrPoma]

var gr_array = new Array(grid1, grid2, grid3, grid4);
gridObj = new Object();
gridObj.onResize = function (){
	for (var i = 0; i < gr_array.length; i++) {
		gr_array[i].vert._height = Stage.height - 200;
           }
}
gridObj.onResize();
Stage.addListener(gridObj);