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,hsize){

	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 

	comments = "<center><img src=\"";
	comments += tooltipTxt;
	comments += "\" border=\"0\" hspace=\"0\" vspace=\"0\" width=\"225\" height=\"";
	comments += hsize;
	comments += "\" align=\"middle\"></center>";

//	dhtmlgoodies_tooltip.innerHTML = tooltipTxt;
	dhtmlgoodies_tooltip.innerHTML = comments;
	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;

// IE7.0—p‚É•Ï�X
//	dhtmlgoodies_tooltip.style.width = tooltipWidth + 'px';
	dhtmlgoodies_tooltip.style.width = '225px';
	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';		
}