function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function loadStyleFromCookie(){
	var layout = readCookie('content_view');
	if(layout == null || layout == ""){
		return;
	}
	
	if(layout=="list"){
		changeListGrid('ps-list')
	}

	if(layout == "grid"){
      	changeListGrid('ps-grid')
	}
   
}

function changeItemView()
{
	var displayGrid = document.getElementById("item-grid");
	var displayList = document.getElementById("item-list");
	var gridView= document.getElementById("item-gview");
	var listView= document.getElementById("item-lview");

	if(gridView.className == "show")
	{
		createCookie('content_view','list', 365);
		gridView.className = 'hide';
		listView.className = 'show';
	}
	else
	{
		createCookie('content_view','grid', 365);
		gridView.className = 'show';
		listView.className = 'hide';
	}

	if(displayGrid.className == "show")
	{
		displayList.className = 'show';
		displayGrid.className = 'hide';
	}
	else
	{
		displayList.className = 'hide';
		displayGrid.className = 'show';
	}
}