function mm_mover (){
 var elm = window.event.srcElement;
// elm.src = 'img/' + elm.id + '_on.' + elm.src.substring(elm.src.length-3,elm.src.length);
 elm.src = eval(elm.id + '_on.src');
 return false;
}// function mm_mover ()

function mm_mout (){
 var elm = window.event.srcElement;
// elm.src = 'img/' + elm.id + '_off.' + elm.src.substring(elm.src.length-3,elm.src.length);
 elm.src = eval(elm.id + '_off.src');
 return false;
}// function mm_mover ()

function OpenWin (pageUrl,win_name,win_w,win_h,resizable,scroll,menubar,status)
{  
   if(win_w==0 && win_h==0){
    newwin = window.open(pageUrl,win_name,'fullscreen=yes,resizable=yes, toolbar=yes,location=no,directories=no,status=yes,scrollbars=yes,menubar=yes');
   } else {
    center_X = self.screen.availWidth/2;
    center_X = center_X - (win_w/2);
    center_Y = self.screen.availHeight/2;
 //   center_Y = self.document.all.main_table.clientHeight/2;
    center_Y = center_Y - (win_h/2);
    if(menubar=='yes' && center_Y>40) center_Y=center_Y-40;
    newwin = window.open(pageUrl,win_name,'width='+win_w+',height='+win_h+',top='+ center_Y +',left='+center_X+',resizable='+resizable+',toolbar='+menubar+',location=no,directories=no,status='+status+',scrollbars='+scroll+',menubar='+menubar);
   }
   newwin.window.focus();
   return false;
}// enf of OpenWin

function ResizeMoveWin(win,win_w,win_h){
 win_w = win_w + 22;
 win_h = win_h + 81;
 center_X = self.screen.availWidth/2;
 center_X = center_X - (win_w/2);
 center_Y = self.screen.availHeight/2;
 center_Y = center_Y - (win_h/2);
 self.resizeTo(win_w,win_h);
 self.moveTo(center_X,center_Y);
}

function IsDigitInt()
{
 return ((event.keyCode >= 48) && (event.keyCode <= 57))
}// function IsDigitInt()

function IsDigitFloat()
{
 window.status = event.keyCode;
 return ((event.keyCode >= 48) && (event.keyCode <= 57) || event.keyCode == 46)
}// function IsDigitFloat()

function detect_OS (){
// var re = /(\d+\.\d+)\s\((\w+);\s(\w+)\s(\d+\.\d+);\s([\d\s\.\w]+)\)/;
 r = window.navigator.appVersion;
 return r;
}// function detect_OS ()