/************************************************************************************************************
Ajax tooltip
Copyright (C) 2006  DTHMLGoodies.com, Alf Magne Kalleland

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

Dhtmlgoodies.com., hereby disclaims all copyright interest in this script
written by Alf Magne Kalleland.

Alf Magne Kalleland, 2006
Owner of DHTMLgoodies.com
	
************************************************************************************************************/	




/* Custom variables */
function get_x_screen () {
	var x;
	if (self.innerHeight) // all except Explorer
	{
		x = self.innerWidth;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		// Explorer 6 Strict Mode
	{
		x = document.documentElement.clientWidth;
	}
	else if (document.body) // other Explorers
	{
		x = document.body.clientWidth;
	}
	return x;
}

function get_y_screen () {
	var y;
	if (self.innerHeight) // all except Explorer
	{
		y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		// Explorer 6 Strict Mode
	{
		y = document.documentElement.clientHeight;
	}
	else if (document.body) // other Explorers
	{
		y = document.body.clientHeight;
	}
	return y;
}

/* Offset position of tooltip */
var x_offset_tooltip = 5;
var y_offset_tooltip = 0;

/* Don't change anything below here */

var forceTooltipWidth_orig = '630px';
var forceTooltipHeight_orig = '410px';


var ajax_tooltipObj = false;
var ajax_tooltipObj_iframe = false;

var ajax_tooltip_MSIE = false;
if(navigator.userAgent.indexOf('MSIE')>=0)ajax_tooltip_MSIE=true;

function ajax_showTooltip(externalFile, inputObj, forceTooltipWidth, forceTooltipHeight )
{
	var finalTooltipWidth = '';
	var finalTooltipHeight = '';
	
	
	if( forceTooltipWidth != undefined )
	{
		if( forceTooltipWidth.length > 0 )
		{
			finalTooltipWidth = forceTooltipWidth + 'px';
		}
	}
	
	if( finalTooltipWidth.length <= 0 )
	{
		finalTooltipWidth = forceTooltipWidth_orig;
	}
	
	if( forceTooltipHeight != undefined )
	{
		if( forceTooltipHeight.length > 0 )
		{
			finalTooltipHeight = forceTooltipHeight + 'px';
		}
	}
	
	if( finalTooltipHeight.length <= 0 )
	{
		finalTooltipHeight = forceTooltipHeight_orig;
	}
	
	
	
	if(!ajax_tooltipObj)	/* Tooltip div not created yet ? */
	{
		ajax_tooltipObj = document.createElement('DIV');
		ajax_tooltipObj.style.position = 'absolute';
		ajax_tooltipObj.id = 'ajax_tooltipObj';		
		document.body.appendChild(ajax_tooltipObj);
		
		
		var leftDiv = document.createElement('DIV');	/* Create arrow div */
		leftDiv.className='ajax_tooltip_arrow';
		leftDiv.id = 'ajax_tooltip_arrow';
		ajax_tooltipObj.appendChild(leftDiv);
		
		var contentDiv = document.createElement('DIV'); /* Create tooltip content div */
		contentDiv.className = 'ajax_tooltip_content';
		ajax_tooltipObj.appendChild(contentDiv);
		contentDiv.id = 'ajax_tooltip_content';
		
		contentDiv.style.width = finalTooltipWidth;
		contentDiv.style.height = finalTooltipHeight;
		
		if(ajax_tooltip_MSIE){	/* Create iframe object for MSIE in order to make the tooltip cover select boxes */
			ajax_tooltipObj_iframe = document.createElement('<IFRAME frameborder="0">');
			ajax_tooltipObj_iframe.style.position = 'absolute';
			ajax_tooltipObj_iframe.border='0';
			ajax_tooltipObj_iframe.frameborder=0;
			ajax_tooltipObj_iframe.style.backgroundColor='#FFF';
			ajax_tooltipObj_iframe.src = 'about:blank';
			contentDiv.appendChild(ajax_tooltipObj_iframe);
			ajax_tooltipObj_iframe.style.left = '0px';
			ajax_tooltipObj_iframe.style.top = '0px';
		}
	}
	else
	{
		document.getElementById('ajax_tooltip_content').style.width = finalTooltipWidth;
		document.getElementById('ajax_tooltip_content').style.height = finalTooltipHeight;
	}
	
	
	// Find position of tooltip
	ajax_tooltipObj.style.display='block';
	ajax_loadContent('ajax_tooltip_content', externalFile);

	
	if(ajax_tooltip_MSIE){
		ajax_tooltipObj_iframe.style.width = ajax_tooltipObj.clientWidth + 'px';
		ajax_tooltipObj_iframe.style.height = ajax_tooltipObj.clientHeight + 'px';
	}

	ajax_positionTooltip(inputObj);
}


function hotel_showTooltip(origdivname, inputObj, forceTooltipWidth, forceTooltipHeight )
{
	var mydivcontainer = document.getElementById(origdivname);
	if( mydivcontainer != null && mydivcontainer != 'undefined' )
	{
		mydivcontainer.id = 'ajax_tooltipObj';
		ajax_tooltipObj = mydivcontainer;
		ajax_tooltipObj.style.display = 'block';
		ajax_tooltipObj.style.position = 'absolute';
		ajax_positionTooltip(inputObj);
	}
}


function showTooltip(htmlcontent, inputObj, forceTooltipWidth, forceTooltipHeight )
{
	var finalTooltipWidth = '';
	var finalTooltipHeight = '';
	
	
	if( forceTooltipWidth != undefined )
	{
		if( forceTooltipWidth.length > 0 )
		{
			finalTooltipWidth = forceTooltipWidth + 'px';
		}
	}
	
	if( finalTooltipWidth.length <= 0 )
	{
		finalTooltipWidth = forceTooltipWidth_orig;
	}
	
	if( forceTooltipHeight != undefined )
	{
		if( forceTooltipHeight.length > 0 )
		{
			finalTooltipHeight = forceTooltipHeight + 'px';
		}
	}
	
	if( finalTooltipHeight.length <= 0 )
	{
		finalTooltipHeight = forceTooltipHeight_orig;
	}
	
	
	
	if(!ajax_tooltipObj)	/* Tooltip div not created yet ? */
	{
		ajax_tooltipObj = document.createElement('DIV');
		ajax_tooltipObj.style.position = 'absolute';
		ajax_tooltipObj.id = 'ajax_tooltipObj';		
		document.body.appendChild(ajax_tooltipObj);

		
		var leftDiv = document.createElement('DIV');	/* Create arrow div */
		leftDiv.className='ajax_tooltip_arrow';
		leftDiv.id = 'ajax_tooltip_arrow';
		ajax_tooltipObj.appendChild(leftDiv);
		
		var contentDiv = document.createElement('DIV'); /* Create tooltip content div */
		contentDiv.className = 'ajax_tooltip_content';
		ajax_tooltipObj.appendChild(contentDiv);
		contentDiv.id = 'ajax_tooltip_content';
		
		contentDiv.style.width = finalTooltipWidth;
		contentDiv.style.height = finalTooltipHeight;

		if(ajax_tooltip_MSIE){	/* Create iframe object for MSIE in order to make the tooltip cover select boxes */
			ajax_tooltipObj_iframe = document.createElement('<IFRAME frameborder="0">');
			ajax_tooltipObj_iframe.style.position = 'absolute';
			ajax_tooltipObj_iframe.border='0';
			ajax_tooltipObj_iframe.frameborder=0;
			ajax_tooltipObj_iframe.style.backgroundColor='#FFF';
			ajax_tooltipObj_iframe.src = 'about:blank';
			contentDiv.appendChild(ajax_tooltipObj_iframe);
			ajax_tooltipObj_iframe.style.left = '0px';
			ajax_tooltipObj_iframe.style.top = '0px';
		}
	}
	else
	{
		document.getElementById('ajax_tooltip_content').style.width = finalTooltipWidth;
		document.getElementById('ajax_tooltip_content').style.height = finalTooltipHeight;
	}

	// Find position of tooltip
	ajax_tooltipObj.style.display='block';
	//ajax_loadContent('ajax_tooltip_content',externalFile);
	document.getElementById('ajax_tooltip_content').innerHTML = htmlcontent;
	
	
	if(ajax_tooltip_MSIE){
		ajax_tooltipObj_iframe.style.width = ajax_tooltipObj.clientWidth + 'px';
		ajax_tooltipObj_iframe.style.height = ajax_tooltipObj.clientHeight + 'px';
	}

	ajax_positionTooltip(inputObj);
}


function ajax_positionTooltip(inputObj)
{
	var leftPos = ajaxTooltip_getLeftPos(inputObj) + inputObj.offsetWidth;
	var topPos = ajaxTooltip_getTopPos(inputObj);
	
	
	
	/*
	var rightedge=ajax_tooltip_MSIE? document.body.clientWidth-leftPos : window.innerWidth-leftPos
	var bottomedge=ajax_tooltip_MSIE? document.body.clientHeight-topPos : window.innerHeight-topPos
	*/
	var tooltipWidth = document.getElementById('ajax_tooltip_content').offsetWidth +  document.getElementById('ajax_tooltip_arrow').offsetWidth; 
	var tooltipHeight = document.getElementById('ajax_tooltip_content').offsetHeight +  document.getElementById('ajax_tooltip_arrow').offsetHeight; 
	// Dropping this reposition for now because of flickering
	//var offset = tooltipWidth - rightedge; 
	//if(offset>0)leftPos = Math.max(0,leftPos - offset - 5);
	
		
	if((leftPos + tooltipWidth) > get_x_screen())
	{
		leftPos = ajaxTooltip_getLeftPos(inputObj)-tooltipWidth-5;
	}
	
	if((topPos + tooltipHeight) > get_y_screen())
	{
		topPos = ajaxTooltip_getTopPos(inputObj);
	//	topPos = ajaxTooltip_getTopPos(inputObj)-200;
		if(topPos < 0) topPos = 0;
	}
	
	ajax_tooltipObj.style.left = leftPos + 'px';
	ajax_tooltipObj.style.top = topPos + 'px';
	
}


function ajax_hideTooltip_ifnotpinned(fieldname)
{
	if(document.getElementById('ajax_tooltip_content') != undefined)
	{
		if( document.getElementById(fieldname).value == 0 )
			ajax_tooltipObj.style.display='none';
	}
}
	
function ajax_hideTooltip(fieldname)
{
	if(document.getElementById('ajax_tooltip_content') != undefined)
	{
		ajax_tooltipObj.style.display='none';
	}
}

function hotel_hideTooltip(fieldname)
{
	if(document.getElementById('ajax_tooltip_content') != undefined)
	{
		ajax_tooltipObj.style.display='none';
		ajax_tooltipObj.id = 'ajax_tooltipObj2';
	}
}



function ajaxTooltip_getTopPos(inputObj)
{		
 var returnValue = inputObj.offsetTop;
  while((inputObj = inputObj.offsetParent) != null){
  	if(inputObj.tagName!='HTML')returnValue += inputObj.offsetTop;
  }
  return returnValue;
}

function ajaxTooltip_getLeftPos(inputObj)
{
  var returnValue = inputObj.offsetLeft;
  while((inputObj = inputObj.offsetParent) != null){
  	if(inputObj.tagName!='HTML')returnValue += inputObj.offsetLeft;
  }
  return returnValue;
}