$(function(){

    $('a[href*=#]').click(function() {
    
    if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') 
        && location.hostname == this.hostname) {
        
            var $target = $(this.hash);
			// Efecto restringido para el boton SUBIR
			if(this.hash=='#div_header'){
				$target = $target.length && $target || $('[name=' + this.hash.slice(1) +']');
				
				if ($target.length) {
				
					var targetOffset = $target.offset().top;
					
					$('html,body').animate({scrollTop: targetOffset}, 1000);
						
					return false;
					
				}
			}
            
        }
        
    });
    
});