function blogScroll(evt,target){
	var wrap = Ext.select(".blog_wrapper");
	if(wrap.getCount()>0){
		wrap = Ext.get(wrap.item(0));
		var marg = wrap.getStyle('margin-left');
		marg = parseInt(marg.substr(0,marg.length - 2));
		var newMarg = marg;

		var numPosts = Ext.select("#blog_posts .post").getCount();
		var maxLeft = (numPosts * -400)+800;

		if(target.id == 'blogrollright'){
			newMarg -= 400;
			//Make sure we dont fall off!
			if(newMarg < maxLeft){
				return;
			}
		}else{
			if(marg >= 0){
				return; //Dont continue to move to the right
			}
			newMarg += 400;
		}
		Ext.select(".blog_wrapper").shift({
			marginLeft: newMarg,
			duration:.3
		});
	}
	return;
}

Ext.onReady(function(){

	Ext.get('blogrollleft').on('click',blogScroll);
	Ext.get('blogrollright').on('click',blogScroll);

});