$(window).load(function(){	
	var pageLeft=$('#page_content .page_left').get(0).clientHeight;
	var pageNavi=$('#page_content .page_navi').get(0).clientHeight;
	
	if ( pageLeft > pageNavi ) {
		var pageContent=pageLeft;
	}
	else {
		var pageContent=pageNavi;
	}
	
	$('#page_content .page_left').css( 'height' , pageContent  + 'px' );
	
	var _tagcloud = $('#page_content .page_left .page_tagcloud ').get(0).clientHeight;
	$('#page_content .page_left .page_content').css( 'height' , ( pageContent - _tagcloud -2 )  + 'px' );
	
	
	$('#page_content .page_navi').css( 'height' , pageContent + 'px' );
});