var Browser_Ok =	(
		( ( navigator.appName == "Netscape" ) && ( parseInt( navigator.appVersion ) >= 3 ) ) || 
		( ( navigator.appName == "Microsoft Internet Explorer" ) && ( parseInt( navigator.appVersion ) >= 4 ) )
		)
var StepBack = -1;
function GoStepBack()
{
	if ( StepBack<=-2 )
	{
		StepBack=-2;
		history.go( StepBack );
	}
	else
	{
		history.back();
	}
}
if ( Browser_Ok )
{
	var Sphere_Red = new Image();
	var Sphere_Green = new Image();
	var Sphere_Blue = new Image();
	var Sphere_Violet = new Image();
	Sphere_Red.src = "/MLCimages/h_sphere_red.gif?OpenImageResource";
	Sphere_Green.src = "/MLCimages/h_sphere_green.gif?OpenImageResource";
	Sphere_Blue.src = "/MLCimages/h_sphere_blue.gif?OpenImageResource";
	Sphere_Violet.src = "/MLCimages/h_sphere_violet.gif?OpenImageResource";
	var Accounting_Red_CZ = new Image();
	Accounting_Red_CZ.src = "/MLCimages/h_navig_accounting_a-CZ.gif?OpenImageResource";
	var Accounting_Red_GB = new Image();
	Accounting_Red_GB.src = "/MLCimages/h_navig_accounting_a-GB.gif?OpenImageResource";
	var Accounting_Violet_CZ = new Image();
	Accounting_Violet_CZ.src = "/MLCimages/h_navig_accounting_b-CZ.gif?OpenImageResource";
	var Accounting_Violet_GB = new Image();
	Accounting_Violet_GB.src = "/MLCimages/h_navig_accounting_b-GB.gif?OpenImageResource";
	var Tax_Red_CZ = new Image();
	Tax_Red_CZ.src = "/MLCimages/h_navig_tax_a-CZ.gif?OpenImageResource";
	var Tax_Red_GB = new Image();
	Tax_Red_GB.src = "/MLCimages/h_navig_tax_a-GB.gif?OpenImageResource";
	var Tax_Green_CZ = new Image();
	Tax_Green_CZ.src = "/MLCimages/h_navig_tax_b-CZ.gif?OpenImageResource";
	var Tax_Green_GB = new Image();
	Tax_Green_GB.src = "/MLCimages/h_navig_tax_b-GB.gif?OpenImageResource";
	var Software_Red_CZ = new Image();
	Software_Red_CZ.src = "/MLCimages/h_navig_software_a-CZ.gif?OpenImageResource";
	var Software_Red_GB = new Image();
	Software_Red_GB.src = "/MLCimages/h_navig_software_a-GB.gif?OpenImageResource";
	var Software_Blue_CZ = new Image();
	Software_Blue_CZ.src = "/MLCimages/h_navig_software_b-CZ.gif?OpenImageResource";
	var Software_Blue_GB = new Image();
	Software_Blue_GB.src = "/MLCimages/h_navig_software_b-GB.gif?OpenImageResource";
}
function ImageChange ( idImage, whichImageName )
{
	if ( Browser_Ok )
	{
		eval( 'document.images["' + whichImageName + '"].src = ' + idImage + '.src' )
	}
}
function ChangeImage ( idImage, whichImageName )
{
	var whichImage = new Image();
	whichImage.src = whichImageName;
	if ( Browser_Ok )
	{
                	eval( 'document.images[idImage].src = whichImage.src' )
	}
}
function GoSelection ( urlStart, urlEnd, idForm, idSelection )
{
	var whichSelect = document.forms[idForm].elements[idSelection];
	var whichSelectOrder = whichSelect.selectedIndex;
	var whichValue = whichSelect.options[whichSelectOrder].value;
	var urlString = urlStart + whichValue + urlEnd;
	document.location.href = urlString;
}
function Trim( s )
{
	var Space = " ";
	var tempS = "";
	var i = 0;
	var Flag = false;
	tempS = s.charAt( 0 );
	if( tempS == Space )
	{
		Flag = true;
	}
	i = 1;
	while( i < s.length )
	{
		if( s.charAt( i ) == Space )
		{
			if( Flag )
			{
				Flag = true;
			}
			else
			{
				tempS = tempS + s.charAt( i );
				Flag = true;
			}
		}
		else
		{
			Flag = false;
			tempS = tempS + s.charAt( i );
		}
		i++;
	}
	if( tempS.charAt( 0 ) == Space )
	{
		tempS = tempS.substring( 1, tempS.length );
	}
	if( tempS.charAt( tempS.length - 1 ) == Space )
	{
		tempS = tempS.substring( 0, tempS.length - 1 );
	}
	return tempS;
}