function toggleCommentForm(tab){
    var bar = document.getElementById("view_post_nav");
    
    if(tab == "view"){
        bar.className = "commentList";
        document.getElementById("comments").className="";
        document.getElementById("postComments").className="hidden";
    }else if(tab == "post"){
		bar.className= "commentForm";
		document.getElementById("comments").className="hidden";
		document.getElementById("postComments").className="";
		
    }
}

function toggle_viewCommentLink(view){
    var comment = document.getElementById("comment_" + view);
    var link_text = document.getElementById("viewCommentLink_" + view);
    if(comment.className =="comments_collapse"){
        comment.className ="comments_expand"
        link_text.innerHTML = "> View Abbreviated comments";      
   
    }else if(comment.className =="comments_expand"){
        comment.className = "comments_collapse";
        link_text.innerHTML = "> View full comments";
    }
}