$(document).ready(function(){
	
	var newSheet = null;
	//detect webkit and add style sheet
	if($.browser.webkit){
		newSheet = getSheet('webkit');
	}

	if($.browser.msie){
		//version 8
		if(parseInt($.browser.version, 10) == 8){
			newSheet = getSheet('ie8');
		}

		//version 7
		if(parseInt($.browser.version, 10) == 7){
			newSheet = getSheet('ie7');
		}
	}

	//attach to head
	$('head').append(newSheet);
});


//build stylesheet
function getSheet(brwsr){
	var newSheet = $('<link />');
	newSheet.attr({
		rel: 'stylesheet',
		type: 'text/css'
	});
	switch(brwsr){
		case "webkit":
			newSheet.attr('href','css/webkit.css');
			break;
		case "ie8":
			newSheet.attr('href','css/ie8.css');
			break;
		case "ie7":
			newSheet.attr('href','css/ie7.css');
			break;
	}
	return newSheet;
}