$(document).ready(function () {
    function exist_reset_height() {
        var page_size = $("#center_content").height();
		page_size = page_size + 60;
        if (page_size < 400) {
            page_size = 460;
            $("#main_content").height(page_size);// Set both to equal heightsvar
        } else {
            $("#main_content").height(page_size);// Set both to equal heightsvar
        }
    }
    exist_reset_height();
});