var isDOM= (document.getElementById!=null)
var isMSIE= (document.all!=null) && (document.all.item!=null)
var isMSIE5= isDOM && isMSIE && (window.opera==null);

var lat = new String("qwabvgdezijklmnoprstufhcy'QWABVGDEZIJKLMNOPRSTUFHCY'")
                     
function TransBuf(rus,rus1,fraz)
{
	var fraza1 = ''
	var regim = true
        var regim1 = true
	var len = fraz.length
	for( i=0; i<len; i++ )
	{
		var c0 = fraz.charAt(i)
		if(c0=='`')
        	{
    	    		regim = !regim;
        		continue;
		}
		if((fraz.substring(i,i+7).toLowerCase()=="http://") ||
			(fraz.substring(i,i+6).toLowerCase()=="ftp://") ||
			(fraz.substring(i,i+7).toLowerCase()=="mailto:") ||
			(fraz.substring(i,i+5).toLowerCase()=="news:"))
			regim1 = false;
		if(!regim1 &&
			((c0==' ') || (c0=='[') || (c0==']') ||
			(c0=='}') || (c0=='{') || (c0==',') ||
			(c0=='`') || (c0=='!') || (c0=='(') ||
			(c0==')') || (c0=='|') || (c0=='\r') ||
			(c0=='\n') || (c0=='<') || (c0=='>'))) 
			regim1 = true;
		if(regim && regim1)
	        {
			var c1 = fraz.charAt(i+1)
			var c2 = fraz.charAt(i+2)
			if( c0 =='e' && c1=="'" ) { fraza1 += rus1.charAt(0); i++; continue }
			if( c0 =='E' && c1=="'" ) { fraza1 += rus1.charAt(1); i++; continue }
			if( c0 =='z' && c1=='h' ) { fraza1 += rus1.charAt(2); i++; continue }
			if( c0 =='Z' && ((c1=='h') || (c1=='H'))) { fraza1 += rus1.charAt(3); i++; continue }
			if( c0 =='c' && c1=='h' ) { fraza1 += rus1.charAt(4); i++; continue }
			if( c0 =='C' && ((c1=='h') || (c1=='H'))) 
				{ fraza1 += rus1.charAt(5); i++; continue }
			if( (c0 =='j' && c1=='u') || (c0 =='y' && c1=='u') ) 
				{ fraza1 += rus1.charAt(6); i++; continue }
			if( (c0 =='J' && ((c1=='u') || (c1=='U'))) || 
			    (c0 =='Y' && ((c1=='u') || (c1=='U')))) 
			    	{ fraza1 += rus1.charAt(7); i++; continue }
			if( (c0 =='j' && c1=='a') || (c0 =='y' && c1=='a') ) 
				{ fraza1 += rus1.charAt(8); i++; continue }
			if( (c0 =='J' && ((c1=='a') || (c1=='A'))) || 
			    (c0 =='Y' && ((c1=='a') || (c1=='A'))) ) 
			    	{ fraza1 += rus1.charAt(9); i++; continue }
			if( (c0 =='j' && c1=='o') || (c0 =='y' && c1=='o') ) 
 			    	{ fraza1 += rus1.charAt(10); i++; continue }
			if( (c0 =='J' && ((c1=='o') || (c1=='O'))) || 
			    (c0 =='Y' && ((c1=='o') || (c1=='O')))) 
			    	{ fraza1 += rus1.charAt(11); i++; continue }
			if( c0 =='s' && c1=='h' && c2=="'" ) 
				{ fraza1 += rus1.charAt(12); i+=2; continue }
			if( c0 =='S' && ((c1=='h') || (c1=='H')) && c2=="'" ) 
				{ fraza1 += rus1.charAt(13); i+=2; continue }
			if( c0 =='s' && c1=='h' ) 
				{ fraza1 += rus1.charAt(14); i++; continue }
			if( c0 =='S' && ((c1=='h') || (c1=='H')) ) 
				{ fraza1 += rus1.charAt(15); i++; continue }
	                loc = lat.indexOf(c0);
       	       		if(loc>=0)
		                c0 = rus.charAt(loc);
		}
		fraza1 += c0;
	}
	return(fraza1);
}

var bodyVal;

function Translate(rus,rus1)
{
	if ( document.f.add.value == 'Lat->Rus' )
	{
		bodyVal = document.f.body.value;
		titleVal = document.f.subject.value;
		document.f.body.value = 'One moment, please...';
		document.f.body.value = TransBuf(rus,rus1,bodyVal);
		document.f.subject.value = TransBuf(rus,rus1,titleVal);
		document.f.add.value = "Cancel";
	}
	else
	{
    		document.f.body.value = bodyVal;
		document.f.subject.value = titleVal;
		document.f.add.value = "Lat->Rus";
	}
}

var saveAction = '';
var saveTarget = '';

function startup()
{
	document.f.subject.focus();
	saveAction = document.f.action;
	saveTarget = document.f.target;
}

function go()
{
	if(saveAction!='')
		document.f.action=saveAction;
	if(saveTarget!='')
		document.f.target=saveTarget;
}

function doCopy()
{
	document.f.body.value=document.f.body1.value;
}

function doClear()
{
	document.f.body.value='';
	if(document.f.hello.value!='')
	{
		document.f.body.value=document.f.hello.value;
		document.f.body.value+='\n';
	}
	document.f.body.value+=document.f.bye.value;
}

function checkTitle()
{
	return(document.f.subject.value!='');
}

function checkGarbage()
{
	return( !document.f.topic0.checked );
}

function getTopicCount()
{
	var cnt = 0;
	for( i = 0; i<32; i++ )
	{
	        var obj = eval ("document.f.topic"+i); 
	        if(obj==null)
			break;
		else
		        if(obj.checked)
				cnt++;
	}
	return(cnt);
}

function checkTopics()
{
	var cnt = getTopicCount();
	return((cnt>0) && (cnt<5));
}

function Preview( letter )
{
    document.f.action=letter;
    document.f.target="_blank";
    document.f.submit();
}

function storeCaret(textEl) 
{
	if(isMSIE5 && textEl.createTextRange)
		textEl.caretPos = document.selection.createRange().duplicate();
}

function TransLetter( letter )
{
	if(isMSIE5)
	{
		if(
			document.f.body.createTextRange && 
			document.f.body.caretPos) 
		{
			var caretPos = document.f.body.caretPos;
			caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? letter + ' ' : letter;
		} 
		else 
		{
			document.f.body.value+=letter;
		}
	}
	else
	{
		document.f.body.value+=letter;		
	}
        document.f.body.focus();
}

function so(oid,bid,prefix)
{
	var obj = getElement(oid);
	var but = getElement(bid);
	if(obj && but)
	{
		if(but.src.indexOf("minus.gif")<0)
		{
			obj.style.display="block";
	                but.src=prefix+"/images/minus.gif";
       		}
	       	else
		{
			obj.style.display="none";
	        	but.src=prefix+"/images/plus.gif";
       		}
	}
}

function collapse(topid,isPlus)
{
	var div = getElement(topid);
	window.status = 'Processing...';
	while(div)
	{
		if(div.tagName=='DIV')
		{
			var but = getElement('b'+div.id.substring(1));
			if(but)
			{
				if(isPlus)
				{
					div.style.display="none";
			        	but.src="../images/plus.gif";
				}
				else
				{
					div.style.display="block";
					but.src="../images/minus.gif";
				}
			}		
		}
		div = div.nextSibling;		
	}
	window.status = 'Done.';
}

function turnInterface()
{
	var i = getElement('interface');
	if(i)
	{
		i.style.display = (i.style.display=='none') ? 'block' : 'none';
	}
	return(true);
}

function stayOnTop() 
{
	var cmd = getElement('cmd');
	if(cmd)
	{
		cmd.style.top = document.body.scrollTop+5;
		cmd.style.left = document.body.scrollLeft+document.body.clientWidth-cmd.offsetWidth-5;
		setTimeout("stayOnTop()", 100);
	}
}

function getElement(eid)
{
	var ret = null;
	if(isDOM)
		ret = document.getElementById(eid);
	else
		if(isMSIE)
			ret = document.all[eid];
	return(ret);
}

function prev(arr,cur)
{
	if(--cur < 0) cur = arr.length-1;
	if(cur>=0)
	{
		location.href = '#'+arr[cur];
	}
	return(cur);
}

function next(arr,cur)
{
	if(++cur > arr.length-1) cur = 0;
	if(cur<arr.length)
	{
		location.href = '#'+arr[cur];
	}
	return(cur);
}