function get_cookie(name)
{
	with(document.cookie)
	{
		var index=indexOf(name+"=");
		if(index==-1) return '';
		index=indexOf("=",index)+1;
		var endstr=indexOf(";",index);
		if(endstr==-1) endstr=length;
		return unescape(substring(index,endstr));
	}
};

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



function make_password()
{
	var chars="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
	var pass='';

	for(var i=0;i<8;i++)
	{
		var rnd=Math.floor(Math.random()*chars.length);
		pass+=chars.substring(rnd,rnd+1);
	}

	return(pass);
}

function get_password(name)
{
	var pass=get_cookie(name);
	if(pass) return pass;
	return make_password();
}




function insert(text,thread) /* hay WTSnacks what's goin on in this function? */
{
	var textarea=document["postform"+thread].comment;
	if(textarea)
	{
		if(textarea.createTextRange && textarea.caretPos)
		{
			var caretPos=textarea.caretPos;
			caretPos.text=caretPos.text.charAt(caretPos.text.length-1)==" "?text+" ":text;
		}
		else
		{
			textarea.value+=text+" ";
		}
		textarea.focus();
	}
}

function expand_field(thread)
{
	var textarea;
	if(thread) textarea=document["postform"+thread].comment;
	else textarea=document.threadform.comment;
	textarea.rows=15;
}

function shrink_field(thread)
{
	var textarea;
	if(thread) textarea=document["postform"+thread].comment;
	else textarea=document.threadform.comment;
	textarea.rows=5;
}




var manager;

function set_manager()
{
	manager=prompt("Enter management password:");

	var spans=document.getElementsByTagName("span");
	for(var i=0;i<spans.length;i++)
	{
		if(spans[i].className=="manage")
		{
			spans[i].style.display="";

			var children=spans[i].childNodes;
			for(var j=0;j<children.length;j++)
			{
				if(children[j].nodeName=="A") children[j].href+="&admin="+manager;
			}
		}
	}
}

function delete_post(thread,post)
{
	if(confirm("Are you sure you want to delete reply "+post+"?"))
	{
		var script=document.forms[0].action;
		var password=manager?manager:document.forms[0].password.value;

		document.location=script
		+"?task=delete"
		+"&delete="+thread+","+post
		+"&password="+password;
	}
}



function set_stylesheet(styletitle)
{
	var links=document.getElementsByTagName("link");
	var found=false;
	for(var i=0;i<links.length;i++)
	{
		var rel=links[i].getAttribute("rel");
		var title=links[i].getAttribute("title");
		if(rel.indexOf("style")!=-1&&title)
		{
			links[i].disabled=true; // IE needs this to work. IE needs to die.
			if(styletitle==title) { links[i].disabled=false; found=true; }
		}
	}
	if(!found) set_preferred_stylesheet();

/*	if(document.images)
	{
		for(var i=0;i<document.images.length;i++)
		{
			var classname=document.images[i].getAttribute('class');
			if(classname&&classname.indexOf('captcha')!=-1)
			{
				document.images[i].src=make_captcha_link("."+document.images[i].getAttribute('class'));
			}
		}
	}*/
}

function set_preferred_stylesheet()
{
	var links=document.getElementsByTagName("link");
	for(var i=0;i<links.length;i++)
	{
		var rel=links[i].getAttribute("rel");
		var title=links[i].getAttribute("title");
		if(rel.indexOf("style")!=-1&&title) links[i].disabled=(rel.indexOf("alt")!=-1);
	}
}

function get_active_stylesheet()
{
	var links=document.getElementsByTagName("link");
	for(var i=0;i<links.length;i++)
	{
		var rel=links[i].getAttribute("rel");
		var title=links[i].getAttribute("title");
		if(rel.indexOf("style")!=-1&&title&&!links[i].disabled) return title;
	}
}

function get_preferred_stylesheet()
{
	var links=document.getElementsByTagName("link");
	for(var i=0;i<links.length;i++)
	{
		var rel=links[i].getAttribute("rel");
		var title=links[i].getAttribute("title");
		if(rel.indexOf("style")!=-1&&rel.indexOf("alt")==-1&&title) return title;
	}
	return null;
}

/*window.onload=function(e)
{
	var cookie=get_cookie("karehastyle");
	var title=cookie?cookie:get_preferred_stylesheet();
	set_stylesheet(title);
}*/

window.onunload=function(e)
{
	var title=get_active_stylesheet();
	set_cookie("karehastyle",title,365);
}

var cookie=get_cookie("karehastyle");
var title=cookie?cookie:get_preferred_stylesheet();
set_stylesheet(title);

var captcha_key=make_password();