/*
	javascript development
	============================
	website 	: 	Actaion hotel
	date 		: 	2-11-2009		
	author 		: 	mayra metaxa / developer
	company		: 	mozaik creative business solutions
	url			:	http://www.mozaik.com

*/


function ch_mnu_img(over, which)
{
	var imagesarray = new Array ("hotel", "accommodation", "facilities", "ios", "reservation", "contact");	
	
	if (over==1)				
		document.getElementById('menu_'+which).src = path+imagesarray[which]+'_h.png';
	else
		document.getElementById('menu_'+which).src = path+imagesarray[which]+'.png';
}

function click_clear(id) 
{
	if (document.getElementById(id).value == document.getElementById(id).defaultValue)
		document.getElementById(id).value = "";
	else if (document.getElementById(id).value == "")
		document.getElementById(id).value = document.getElementById(id).defaultValue;
}

/*
function hide_intro() 
{		

	$("#html").css("visibility","visible");
	
	$("#jsintro").hide();
	$('#content').show();
	$('#menu_top').show();	
		
	scroller.init();		
	document.location.href = "#nointro";
	
	scroller.init();

}


/* ========= FORM functions ========= */

function show_error(id)
{
	document.getElementById(id).style.background="#DFD3C3";
}

function clear_errors(which)
{
	for (i=0;i<document.forms[which].elements.length;i++)
	{
		if ( (document.forms[which].elements[i].type != "button") && (document.forms[which].elements[i].type != "reset") && (document.forms[which].elements[i].id!="fieldset") && (document.forms[which].elements[i].type!="textarea") )
			document.forms[which].elements[i].style.background="#EEE7DE";
	}
}


function checkEmail(elem)
{
   var field = document.getElementById(elem);
   var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
   if (field.value.length ==0)
		return false;

   if(field.value.match(emailExp))
		return true;
   else 
		return false;
   
}


function check_form(formid, whichform, mandatory_fields, numericfields, emailid)
{
	clear_errors(whichform);
	
	//check mandatory fields
	var man = mandatory_fields.split(",");
	for (i=0;i<man.length;i++)
	{
		if (document.getElementById(man[i]).value == "")
		{
			show_error(man[i]);
			alert ("You must fill all the mandatory fields (*)");
			return false;
		}
	}		

	if (emailid!="")
	{
		if (!checkEmail(emailid))
		{
			show_error(emailid);
			alert ("Your email address is not valid.");
			return false;
		}
	}
	
	//check numeric fields
	if (numericfields != "")
	{
		var numeric = numericfields.split(",");
		for (i=0;i<numeric.length;i++)
		{
			document.getElementById(numeric[i]).value = document.getElementById(numeric[i]).value.replace(/,/,".");
			
			if (isNaN (document.getElementById(numeric[i]).value))
			{
				show_error(numeric[i]);
				alert (numeric[i]+": should be a number. Plase check and try again!");
				return false;
			}
		}
	}
	
	document.getElementById(formid).submit();
}



function displaynone(divid)
{
	document.getElementById(divid).style.display = "none";
}




/* ============================================ resize =========================================== */

/**/
function window_width() 
{
	  var myWidth = 0;
	  if( typeof( window.innerWidth ) == 'number' ) 
	  {
		//Non-IE
		myWidth = window.innerWidth;
	  } 
	  else if ( (document.documentElement) && (document.documentElement.clientWidth) ) 
	  {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
	  } 
	  else if( (document.body) && (document.body.clientWidth) ) 
	  {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
	  }	  	  

	  return(myWidth);
}


function window_height()
{
	 var myHeight = 0;
	  if( typeof( window.innerHeight ) == 'number' ) 
	  {
		//Non-IE
		myHeight = window.innerHeight;
	  } 
	  else if ( (document.documentElement) && (document.documentElement.clientHeight) ) 
	  {
		//IE 6+ in 'standards compliant mode'
		myHeight = document.documentElement.clientHeight;	//+17;
		
		//if (document.getElementById('flashholderdiv_flash'))
			//myHeight = myHeight-17;
	  } 
	  else if( document.body && (document.body.clientHeight) ) 
	  {
		//IE 4 compatible
		myHeight = document.body.clientHeight;
	  }
	  
	  return(myHeight);
}



function total_resize()
{
	var h = window_height();	//	-top menu 	-footer  -borders white 	-boders beige
	var w = window_width();	//-margins -2 (border_white) -menuleft -6 (borders beige)
	
	
	if (document.getElementById('bg_image'))
	{				
		document.getElementById('bg_image').style.width = w+"px";
		document.getElementById('bg_image').style.height = h+"px";
	}		
	
}