/************************************************************************************************************
	(C) www.dhtmlgoodies.com, October 2005
	
	This is a script from www.dhtmlgoodies.com. You will find this and a lot of other scripts at our website.	
	
	Updated:	
		March, 11th, 2006 - Fixed positioning of tooltip when displayed near the right edge of the browser.
		April, 6th 2006, Using iframe in IE in order to make the tooltip cover select boxes.
		
	Terms of use:
	You are free to use this script as long as the copyright message is kept intact. However, you may not
	redistribute, sell or repost it without our permission.
	
	Thank you!
	
	www.dhtmlgoodies.com
	Alf Magne Kalleland
	
	************************************************************************************************************/	
	var dhtmlgoodies_tooltip = false;
	var dhtmlgoodies_tooltipShadow = false;
	var dhtmlgoodies_shadowSize = 4;
	var dhtmlgoodies_tooltipMaxWidth = 200;
	var dhtmlgoodies_tooltipMinWidth = 100;
	var dhtmlgoodies_iframe = false;
	var tooltip_is_msie = (navigator.userAgent.indexOf('MSIE')>=0 && navigator.userAgent.indexOf('opera')==-1 && document.all)?true:false;
	function showTooltip(e,tooltipTxt)
	{
		
		var bodyWidth = Math.max(document.body.clientWidth,document.documentElement.clientWidth) - 20;
	
		if(!dhtmlgoodies_tooltip){
			dhtmlgoodies_tooltip = document.createElement('DIV');
			dhtmlgoodies_tooltip.id = 'dhtmlgoodies_tooltip';
			dhtmlgoodies_tooltipShadow = document.createElement('DIV');
			dhtmlgoodies_tooltipShadow.id = 'dhtmlgoodies_tooltipShadow';
			
			document.body.appendChild(dhtmlgoodies_tooltip);
			document.body.appendChild(dhtmlgoodies_tooltipShadow);	
			
			if(tooltip_is_msie){
				dhtmlgoodies_iframe = document.createElement('IFRAME');
				dhtmlgoodies_iframe.frameborder='5';
				dhtmlgoodies_iframe.style.backgroundColor='#FFFFFF';
				dhtmlgoodies_iframe.src = '#'; 	
				dhtmlgoodies_iframe.style.zIndex = 100;
				dhtmlgoodies_iframe.style.position = 'absolute';
				document.body.appendChild(dhtmlgoodies_iframe);
			}
			
		}
		
		dhtmlgoodies_tooltip.style.display='block';
		dhtmlgoodies_tooltipShadow.style.display='block';
		if(tooltip_is_msie)dhtmlgoodies_iframe.style.display='block';
		
		var st = Math.max(document.body.scrollTop,document.documentElement.scrollTop);
		if(navigator.userAgent.toLowerCase().indexOf('safari')>=0)st=0; 
		var leftPos = e.clientX + 10;
		
		dhtmlgoodies_tooltip.style.width = null;	// Reset style width if it's set 
		dhtmlgoodies_tooltip.innerHTML = tooltipTxt;
		dhtmlgoodies_tooltip.style.left = leftPos + 'px';
		dhtmlgoodies_tooltip.style.top = e.clientY + 10 + st + 'px';

		
		dhtmlgoodies_tooltipShadow.style.left =  leftPos + dhtmlgoodies_shadowSize + 'px';
		dhtmlgoodies_tooltipShadow.style.top = e.clientY + 10 + st + dhtmlgoodies_shadowSize + 'px';
		
		if(dhtmlgoodies_tooltip.offsetWidth>dhtmlgoodies_tooltipMaxWidth){	/* Exceeding max width of tooltip ? */
			dhtmlgoodies_tooltip.style.width = dhtmlgoodies_tooltipMaxWidth + 'px';
		}
		
		var tooltipWidth = dhtmlgoodies_tooltip.offsetWidth;		
		if(tooltipWidth<dhtmlgoodies_tooltipMinWidth)tooltipWidth = dhtmlgoodies_tooltipMinWidth;
		
		
		dhtmlgoodies_tooltip.style.width = tooltipWidth + 'px';
		dhtmlgoodies_tooltipShadow.style.width = dhtmlgoodies_tooltip.offsetWidth + 'px';
		dhtmlgoodies_tooltipShadow.style.height = dhtmlgoodies_tooltip.offsetHeight + 'px';		
		
		if((leftPos + tooltipWidth)>bodyWidth){
			dhtmlgoodies_tooltip.style.left = (dhtmlgoodies_tooltipShadow.style.left.replace('px','') - ((leftPos + tooltipWidth)-bodyWidth)) + 'px';
			dhtmlgoodies_tooltipShadow.style.left = (dhtmlgoodies_tooltipShadow.style.left.replace('px','') - ((leftPos + tooltipWidth)-bodyWidth) + dhtmlgoodies_shadowSize) + 'px';
		}
		
		if(tooltip_is_msie){
			dhtmlgoodies_iframe.style.left = dhtmlgoodies_tooltip.style.left;
			dhtmlgoodies_iframe.style.top = dhtmlgoodies_tooltip.style.top;
			dhtmlgoodies_iframe.style.width = dhtmlgoodies_tooltip.offsetWidth + 'px';
			dhtmlgoodies_iframe.style.height = dhtmlgoodies_tooltip.offsetHeight + 'px';
		
		}
				
	}
	
	function hideTooltip()
	{
		dhtmlgoodies_tooltip.style.display='none';
		dhtmlgoodies_tooltipShadow.style.display='none';		
		if(tooltip_is_msie)dhtmlgoodies_iframe.style.display='none';		
	}

function  show_logo(id_logo, path)
{
	var logo = eval('document.getElementById("'+id_logo+'")');

	logo.src = path+'images/logo_bottom_color.jpg';
}

function  hide_logo(id_logo, path)
{
	var logo = eval('document.getElementById("'+id_logo+'")');

	logo.src = path+'images/logo_bottom_bw.jpg';
}

function emailck(field, alert_str)
{
	var str = field.value;
	//alert(str);
	if (window.RegExp) {
		var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
		var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$";
		var reg1 = new RegExp(reg1str);
		var reg2 = new RegExp(reg2str);
		if (!reg1.test(str) && reg2.test(str)) {
			return true;
		}
		if(alert_str.length>0)
			alert(alert_str);
		field.select();
		return false;
	} else {
		if(str.indexOf("@") >= 0)
		{
			return true;
		}
		if(alert_str.length>0)
			alert(alert_str);
		field.select();
		return false;
	}
}


function check_contact_form()
{
	f = document.contact_form;
	if(f.full_name.value.length < 3)
	{
		alert("Full Name must have more than 3 letters !");
		f.full_name.focus();
		return false;
	}
	
	if(f.phone.value.length < 3)
	{
		alert("Phone number must have more than 6 letters !");
		f.phone.focus();
		return false;
	}

	if(!emailck(f.email, "Email address is not valid !"))
	{
		return false;
	}

	if(f.subject.value.length < 3)
	{
		alert("The subject must have more than 3 letters !");
		f.subject.focus();
		return false;
	}

	if(f.message.value.length < 3)
	{
		alert("The message must contain more than 3 letters !");
		f.message.focus();
		return false;
	}

	if(f.img_check.value == "")
	{
		alert("The code is not valid! Please try again.");
		f.img_check.focus();
		return false;
	}

	return true;
}

function valButton(btn) {
    var cnt = -1;
    for (var i=btn.length-1; i > -1; i--) {
        if (btn[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1) return btn[cnt].value;
    else return null;
}


function check_offer_form()
{
	f = document.offer;
	if(f.firstname.value.length < 2)
	{
		alert("First name must have more than 2 letters !");
		f.firstname.focus();
		return false;
	}

	if(f.lastname.value.length < 3)
	{
		alert("Last name must have more than 2 letters !");
		f.lastname.focus();
		return false;
	}

	if(!emailck(f.email, "Email address is not valid !"))
	{
		return false;
	}

	if(f.phone.value.length < 6)
	{
		alert("The phone number must have more than 6 characters !");
		f.phone.focus();
		return false;
	}

	var btn = valButton(f.main_pack);
	if (btn == null)
	{	
		alert('Please select a service pack !');
		return false;
	}

	if(f.message.value.length < 3)
	{
		alert("The message must contain more than 3 letters !");
		f.message.focus();
		return false;
	}

	if(f.img_check.value == "")
	{
		alert("The code is not valid! Please try again.!");
		f.img_check.focus();
		return false;
	}

	return true;
}

function change_color_on(td_id, link_id)
{
	document.getElementById(td_id).className='hover_bg';
	document.getElementById(link_id).className='category_link_2';
}

function change_color_off(td_id, link_id)
{
	document.getElementById(td_id).className='orange_bg';
	document.getElementById(link_id).className='category_link';
}

//========================================