// JavaScript Document
function createCookie(name,value,expire)
{
	var A=new Date();
	var H=new Date(A.valueOf()+expire*86400000);
	var D=(expire)?"; expires="+H.toGMTString():"";
	
	document. cookie = name + "=" + escape(value) + ";"+D; 
	
}
function readCookie(name)
{
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) )
	{
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );

}
function delCookie(sName) 
{ 
	sValue = '';
	document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 1970 23:59:59 GMT;"; 
}

function deleteDiamondSearchCookies()
{
	delCookie("extraOptionsCookieDS");
	delCookie("shapeCookieDS");	
	delCookie("labCookieDS");
	delCookie("fluorescenceCookieDS");	
	delCookie("symmetryCookieDS");
	delCookie("polishCookieDS");	
	delCookie("clarityCookieDS");
	delCookie("colorCookieDS");	
	delCookie("cutCookieDS");
	
	var slider_opt_arr = new Array();
	slider_opt_arr = ['Price','Carat','Depth','Table'];
	for ( var opt=0; opt < slider_opt_arr.length; opt++)
	{
		delCookie(slider_opt_arr[opt]+"-Min");	
		delCookie(slider_opt_arr[opt]+"-Max");	
	}
}