var win = null;
function CenterWindow(page,name,w,h,scroll){
    LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
    TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
    settings ='height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',status=0,resizable'

    win = window.top.open(page,name,settings)
    win.focus();
}

/*
window.onload = function() {
	var sw = screen.width;
	var max_sw = 1024;
	var max_struct = 950;
	var struct = document.getElementById("struct");

	if(sw > max_sw)
		struct.className = "struct_fixed";

	struct.style.display = "block";
}
*/