function my_getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
//	console.log("pageWidth " + pageWidth)

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

// -----------------------------------------------------------------------------------

function removeElement(divNum) {
  my_showSelectBoxes();
  var d = document.getElementsByTagName("body").item(0);
  var olddiv = document.getElementById(divNum);
  d.removeChild(olddiv);
   return false;
}

function cancel_command()
{	//close_all();
	removeElement('dvheight');
}

function my_getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}
	arrayPageScroll = new Array(xScroll,yScroll) 
	return arrayPageScroll;
}

function lgbox(){
var pg;
	pg = my_getPageSize()
	pageWidth = pg[0];
	pageHeight = pg[1];
	windowWidth = pg[2];
	windowHeight = pg[3];
	yScroll = my_getPageScroll()[1];

document.getElementById('light').style.top=((windowHeight/3)+yScroll)+"px";
document.getElementById('light').style.left=((windowWidth/2)-200)+"px";
document.getElementById('light').style.display='block';
document.getElementById('fade').style.height=pageHeight+"px";
document.getElementById('fade').style.width=pageWidth+"px";
document.getElementById('fade').style.display='block';

return false;
}

function lgbox_hide(){
document.getElementById('light').style.display='none';
document.getElementById('fade').style.display='none';
}

function lgbox1(){
	var pg;
	pg = my_getPageSize()
	pageWidth = pg[0];
	pageHeight = pg[1];
	windowWidth = pg[2];
	windowHeight = pg[3];
	yScroll = my_getPageScroll()[1];

document.getElementById('light1').style.top=((windowHeight/3)+yScroll)+"px";
document.getElementById('light1').style.left=((windowWidth/2)-200)+"px";
document.getElementById('light1').style.display='block';
document.getElementById('fade1').style.height=pageHeight+"px";
document.getElementById('fade1').style.width=pageWidth+"px";
document.getElementById('fade1').style.display='block';
return false;
}

function lgbox_hide1(){
document.getElementById('light1').style.display='none';
document.getElementById('fade1').style.display='none';
}


function lgbox2(){
var pg;
	pg = my_getPageSize()
	pageWidth = pg[0];
	pageHeight = pg[1];
	windowWidth = pg[2];
	windowHeight = pg[3];
	yScroll = my_getPageScroll()[1];

document.getElementById('light2').style.top=((windowHeight/3)+yScroll)+"px";
document.getElementById('light2').style.left=((windowWidth/2)-200)+"px";
document.getElementById('light2').style.display='block';
document.getElementById('fade2').style.height=pageHeight+"px";
document.getElementById('fade2').style.width=pageWidth+"px";
document.getElementById('fade2').style.display='block';
return false;
}

function lgbox_hide2(){
document.getElementById('light2').style.display='none';
document.getElementById('fade2').style.display='none';
return true;
}