/*******

	***	Anchor Slider by Cedric Dugas   ***
	*** Http://www.position-absolute.com ***
	
	Never have an anchor jumping your content, slide it.

	Don't forget to put an id to your anchor !
	You can use and modify this script for any project you want, but please leave this comment as credit.
	
*****/
		


/* Anchor */

$(document).ready(function() {
	$("a.anchorLink").anchorAnimate();
});

jQuery.fn.anchorAnimate = function(settings) {

 	settings = jQuery.extend({
		speed : 1100
	}, settings);	
	
	return this.each(function(){
		var caller = this
		$(caller).click(function (event) {	
			event.preventDefault()
			var locationHref = window.location.href
			var elementClick = $(caller).attr("href")
			
			var destination = $(elementClick).offset().top;
			$("html:not(:animated),body:not(:animated)").animate({ scrollTop: destination}, settings.speed, function() {
				window.location.hash = elementClick
			});
		  	return false;
		})
	})
}


/* Contactform */
	var sender;
	var sending;
	var dots = '...';
	var sending = true;
	
	function check_contact_form(form) {
		if (!validateNotEmpty(form.Name, 'Name*')) {
			alert_text('<span class="alert_message">Geben Sie bitte Ihren Namen ein!</span>');
			form.Name.focus();
			return false;
		}
		if (!validateNotEmpty(form.email, 'E-Mail*')) {
			alert_text('<span class="alert_message">Geben Sie bitte Ihre E-Mailadresse ein!</span>');
			form.email.focus();
			return false;
		}
		if (!validateEmail(form.email)) {
			alert_text('<span class="alert_message">Bitte kontrollieren Sie Ihre Mailadresse. Danke.</span>');
			form.email.focus();
			return false;
		}
		
		//get data from form
		var name = document.getElementById("Name");
		var email = document.getElementById("email");
		var company = document.getElementById("Company");
		var telephone = document.getElementById("Telephone");
		var message = document.getElementById("Message");
		
		var post_data = "Name="+name.value+"&email="+email.value+"&Company="+company.value+"&Telephone="+telephone.value+"&Message="+message.value;
		
		//actually send using send.php
		// branch for native XMLHttpRequest object
	    if (window.XMLHttpRequest) {
	        sender = new XMLHttpRequest();
	    // branch for IE/Windows ActiveX version
	    } else if (window.ActiveXObject) {
	        sender = new ActiveXObject("Microsoft.XMLHTTP"); 
	    }
	    sender.onreadystatechange = setTimeout(useHttpResponse, 3000);
	    sender.open("POST", 'incl/send.php', true);
	    sender.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	    sender.send(post_data);
	    
	    show_sending_message();
	}
	
	function show_sending_message() {
		alert_text('<span class="alert_message">E-Mail wird gesendet'+dots+'</span>');
	}
	
	function useHttpResponse() {
		if(sender.readyState == 4) {
			if(sender.status == 200) {
				sending = false;
				alert_text('<span class="alert_message">Versand erfolgreich. Danke.</span>');
			}
		}
	}
	
	function validateNotEmpty(field, default_text) {
		if(field.value == '' || field.value == default_text) {
			return false;
		}
		return true;
	}
	
	function validateEmail(field) {
		var mail_expression = /^([\w]+)(.[\w]+)*@([\w]+)(.[\w]{2,3}){1,2}$/;
		if(!mail_expression.test(field.value)) {
			return false;
		}
		return true;
	}
	
	function alert_text(text) {
		document.getElementById('alert_messageCall').innerHTML = text;
		document.getElementById('alert_messageCall').style.height = 'auto';
	}