order posts with two loops

hi guys
i create two tabs for each category
tab-1: order posts in category by date ..
tab-2: order posts by post_views_count
i try this code but the probleme #page 2 witch dublicate the same result of the first page for both tab ..
note: i put the loop in loop.php

<div id="tabcontent">
    <div class="tab-content">
        <div class="tabsPosts">
            <?$categoryvariable = $cat;
            $args = array(
            'cat'        => $categoryvariable,
            );
            query_posts( $args );?>
            <?php require TEMPLATEPATH . '/loop.php';?>
		</div>
	</div>
    <div class="tab-content" id="tab-2">
        <div class="tabsPosts">
            <?$categoryvariable = $cat;
            $args = array(
	        'cat'            => $categoryvariable,
            'meta_key'      => 'post_views_count',
	        'orderby'        =>'meta_value_num',
	        'order'          => 'Desc',
            );
            query_posts( $args );?>
            <?php require TEMPLATEPATH . '/loop.php';?>
        </div>
    </div>
</div>

so can any one help me with this