Easy scroll to jquery

script.js

function smooth(){
	$('a.toscroll').click(function() {
	    if (location.pathname.replace(/^\//,"") == this.pathname.replace(/^\//,"") || location.hostname == this.hostname) {
	        var target = $(this.hash);
	        target = target.length ? target : $("[name=" + this.hash.slice(1) + "]");
	        if ( target.length ) {
	            $("html, body").animate({ scrollTop: target.offset().top - 120}, 1000);
	            return false;
	        }
	    }
	});
}