lib=new function(){
	this.store={};
	
 	this.getType=function(v) {
		var result = typeof(v);
		if (result == "object") {
			result = "@unknown";
			if (v.constructor) {
				var sConstructor = v.constructor.toString();
				var iStartIdx = sConstructor.indexOf(' ') + 1;
				var iLength = sConstructor.indexOf('(') - iStartIdx;

				var sFuncName = sConstructor.substr(iStartIdx, iLength);
				if (iStartIdx && sFuncName)
					result = sFuncName;
			}
		}
		return result.toLowerCase();
	}	
	
	/**
	 * Namespace creation (untested)
	 */
	this.namespace=function(ns,cobj){
		var ns=(ns+'').split(/\./);
		if(ns.length>0){
			var cur=ns[0];
			if(cobj==undefined)cobj=window;
			if(cobj[cur]==undefined)cobj[cur]={};
			ns=ns.slice(1,ns.length-2);
			if(ns.length>0){
				this.namespace(ns.join('.'),cobj[cur]);
			}
		}
	}
	
	this.def=function(){
		var ret=undefined;
		var acount=arguments.length;
		var acur=0;
		do{
			ret=arguments[acur];
			acur++;
		}while(ret==undefined && acur<acount);
		return ret;
	}

	this.get_html_translation_table=function(table, quote_style) {
	    
	    var entities = {}, histogram = {}, decimal = 0, symbol = '';
	    var constMappingTable = {}, constMappingQuoteStyle = {};
	    var useTable = {}, useQuoteStyle = {};
	    
	    // Translate arguments
	    constMappingTable[0]      = 'HTML_SPECIALCHARS';
	    constMappingTable[1]      = 'HTML_ENTITIES';
	    constMappingQuoteStyle[0] = 'ENT_NOQUOTES';
	    constMappingQuoteStyle[2] = 'ENT_COMPAT';
	    constMappingQuoteStyle[3] = 'ENT_QUOTES';
	 
	    useTable       = !isNaN(table) ? constMappingTable[table] : table ? table.toUpperCase() : 'HTML_SPECIALCHARS';
	    useQuoteStyle = !isNaN(quote_style) ? constMappingQuoteStyle[quote_style] : quote_style ? quote_style.toUpperCase() : 'ENT_COMPAT';
	 
	    if (useTable !== 'HTML_SPECIALCHARS' && useTable !== 'HTML_ENTITIES') {
	        throw new Error("Table: "+useTable+' not supported');
	        // return false;
	    }
	 
	    if (useTable === 'HTML_ENTITIES') {
	        entities['160'] = '&nbsp;';
	        entities['161'] = '&iexcl;';
	        entities['162'] = '&cent;';
	        entities['163'] = '&pound;';
	        entities['164'] = '&curren;';
	        entities['165'] = '&yen;';
	        entities['166'] = '&brvbar;';
	        entities['167'] = '&sect;';
	        entities['168'] = '&uml;';
	        entities['169'] = '&copy;';
	        entities['170'] = '&ordf;';
	        entities['171'] = '&laquo;';
	        entities['172'] = '&not;';
	        entities['173'] = '&shy;';
	        entities['174'] = '&reg;';
	        entities['175'] = '&macr;';
	        entities['176'] = '&deg;';
	        entities['177'] = '&plusmn;';
	        entities['178'] = '&sup2;';
	        entities['179'] = '&sup3;';
	        entities['180'] = '&acute;';
	        entities['181'] = '&micro;';
	        entities['182'] = '&para;';
	        entities['183'] = '&middot;';
	        entities['184'] = '&cedil;';
	        entities['185'] = '&sup1;';
	        entities['186'] = '&ordm;';
	        entities['187'] = '&raquo;';
	        entities['188'] = '&frac14;';
	        entities['189'] = '&frac12;';
	        entities['190'] = '&frac34;';
	        entities['191'] = '&iquest;';
	        entities['192'] = '&Agrave;';
	        entities['193'] = '&Aacute;';
	        entities['194'] = '&Acirc;';
	        entities['195'] = '&Atilde;';
	        entities['196'] = '&Auml;';
	        entities['197'] = '&Aring;';
	        entities['198'] = '&AElig;';
	        entities['199'] = '&Ccedil;';
	        entities['200'] = '&Egrave;';
	        entities['201'] = '&Eacute;';
	        entities['202'] = '&Ecirc;';
	        entities['203'] = '&Euml;';
	        entities['204'] = '&Igrave;';
	        entities['205'] = '&Iacute;';
	        entities['206'] = '&Icirc;';
	        entities['207'] = '&Iuml;';
	        entities['208'] = '&ETH;';
	        entities['209'] = '&Ntilde;';
	        entities['210'] = '&Ograve;';
	        entities['211'] = '&Oacute;';
	        entities['212'] = '&Ocirc;';
	        entities['213'] = '&Otilde;';
	        entities['214'] = '&Ouml;';
	        entities['215'] = '&times;';
	        entities['216'] = '&Oslash;';
	        entities['217'] = '&Ugrave;';
	        entities['218'] = '&Uacute;';
	        entities['219'] = '&Ucirc;';
	        entities['220'] = '&Uuml;';
	        entities['221'] = '&Yacute;';
	        entities['222'] = '&THORN;';
	        entities['223'] = '&szlig;';
	        entities['224'] = '&agrave;';
	        entities['225'] = '&aacute;';
	        entities['226'] = '&acirc;';
	        entities['227'] = '&atilde;';
	        entities['228'] = '&auml;';
	        entities['229'] = '&aring;';
	        entities['230'] = '&aelig;';
	        entities['231'] = '&ccedil;';
	        entities['232'] = '&egrave;';
	        entities['233'] = '&eacute;';
	        entities['234'] = '&ecirc;';
	        entities['235'] = '&euml;';
	        entities['236'] = '&igrave;';
	        entities['237'] = '&iacute;';
	        entities['238'] = '&icirc;';
	        entities['239'] = '&iuml;';
	        entities['240'] = '&eth;';
	        entities['241'] = '&ntilde;';
	        entities['242'] = '&ograve;';
	        entities['243'] = '&oacute;';
	        entities['244'] = '&ocirc;';
	        entities['245'] = '&otilde;';
	        entities['246'] = '&ouml;';
	        entities['247'] = '&divide;';
	        entities['248'] = '&oslash;';
	        entities['249'] = '&ugrave;';
	        entities['250'] = '&uacute;';
	        entities['251'] = '&ucirc;';
	        entities['252'] = '&uuml;';
	        entities['253'] = '&yacute;';
	        entities['254'] = '&thorn;';
	        entities['255'] = '&yuml;';
	    }
	 
	    if (useQuoteStyle !== 'ENT_NOQUOTES') {
	        entities['34'] = '&quot;';
	    }
	    if (useQuoteStyle === 'ENT_QUOTES') {
	        entities['39'] = '&#39;';
	    }
	    entities['60'] = '&lt;';
	    entities['62'] = '&gt;';
	 
	    // ascii decimals for better compatibility
	    entities['38'] = '&amp;';
	 
	    // ascii decimals to real symbols
	    for (decimal in entities) {
	        symbol = String.fromCharCode(decimal);
	        histogram[symbol] = entities[decimal];
	    }
	    
	    return histogram;
	}	
	this.htmlentities=function(string, quote_style) {
	    var histogram = {}, symbol = '', tmp_str = '', entity = '';
	    tmp_str = string.toString();
	    
	    if (false === (histogram = this.get_html_translation_table('HTML_ENTITIES', quote_style))) {
	        return false;
	    }
	    histogram["'"] = '&#039;';
	    for (symbol in histogram) {
	        entity = histogram[symbol];
	        tmp_str = tmp_str.split(symbol).join(entity);
	    }
	    
	    return tmp_str;
	}	
	/**
	 * Create a new unique id
	 */
	this.uniqueid=function(prefix){
		if(prefix==undefined)prefix='uid';
		if(this.store.uniqids==undefined)this.store.uniqids={};
		var uniqid;

		do{
			uniqid=lib.utils.SHA1(lib.utils.SHA1(Math.random())+lib.utils.SHA1(Math.random()));
		}while(this.store.uniqids[uniqid]!=undefined)
		uniqid='_'+prefix+'_'+uniqid;
		this.store.uniqids[uniqid]=true;
		return uniqid;
	}
	
	
}