// JavaScript Document


	/*hs.outlineType = 'rounded-white';
	hs.wrapperClassName = 'draggable-header';
	hs.align = 'center';
	hs.fadeInOut = true;*/
	
	function styles(id, sty, value)
	{
		if(document.getElementById(id))
		{
			eval("document.getElementById('"+id+"').style."+sty+" = '"+value+"'");	
		}
		
	}
	
	function attribute(id, att, name)
	{ 
		if(document.getElementById(id))
		{
			eval("document.getElementById('"+id+"').setAttribute('"+att+"', '"+name+"')");	
		}
	}
	
	function setOpacity(id, value)
	{
		document.getElementById(id).style.opacity = value/10;
		document.getElementById(id).style.filter = 'alpha(opacity=' + value*10 + ')';
	}
	
	function cal_width() {

		var theImg = document.getElementById('imga');
		
		var all_width = theImg.width+81+81;
		var all_height = theImg.height;

		styles('img_block', 'width', all_width+'px');
		styles('imga', 'visibility', 'visible');
	
		attribute('img_left','height', all_height);
		attribute('img_right','height', all_height);
		   

    }
	
	function change_text(text1, text2, text3) {
		
		document.getElementById("text1").innerHTML = "";
		document.getElementById("text2").innerHTML = "";
		document.getElementById("text3").innerHTML = "";
		
		if(text1 != '') document.getElementById("text1").innerHTML = text1;
		if(text2 != '') document.getElementById("text2").innerHTML = text2;
		if(text3 != '') document.getElementById("text3").innerHTML = text3;
	} 
	
	function show_hide(id)
	{
		if(document.getElementById(id).style.display == 'none')
			document.getElementById(id).style.display = 'block';
		else
			document.getElementById(id).style.display = 'none';
	}
	
	function keisti_value(id, value, def_value)
	{
		
		var keista = true;
		
		if(document.getElementById(id).value == '')
		{
			document.getElementById(id).value = def_value;
			keista = false;
		}
		
		if(def_value == document.getElementById(id).value && keista)
			document.getElementById(id).value = value;
		
			
	}
	
	function keisti_aktyvus(op, viso)
			 {
				if(op=='+')
					aktyvus++;
				else
					aktyvus--;
				
				if(aktyvus>viso) aktyvus = viso;
				if(aktyvus<1) aktyvus = 1;
				
				
				if(aktyvus==viso)
				{
					styles('next', 'color', '#CCCCCC');	
					styles('next_r', 'color', '#CCCCCC');	
				}
				else
				{
					styles('next', 'color', '');	
					styles('next_r', 'color', '');	
				}
				
				if(aktyvus==1)
				{
					styles('back', 'color', '#CCCCCC');	
					styles('back_r', 'color', '#CCCCCC');
				}
				else
				{
					styles('back', 'color', '');	
					styles('back_r', 'color', '');	
				}				
			 }
	
	
	function ar_keisti(sk)
	{
		if(sk<=3)
			return true;
		else
			false;
	}
	
	
	function shrink(div, span)
    {
       /* var textSpan = document.getElementById(span);
        var textDiv = document.getElementById(div);

		var size = 100;
        textSpan.style.fontSize = size+'px';
		
		
        while(textSpan.offsetWidth > textDiv.offsetWidth || textDiv.offsetHeight > 75)
        {
				size--;
                textSpan.style.fontSize = size+'px';
        }*/
    }