var isFF36up=false;
checkIfFF36up();
//alert(isFF36up);
function checkIfFF36up () {
    if (navigator.userAgent) {
        var ffver = navigator.userAgent.match(/Firefox\/3\.(\d+)/);
        isFF36up = ffver && parseInt(ffver[1], 10) >= 6;
    }
}
function str_replace (searchTXT, replaceTXT, subject) {
    var newValue, result;
    result = subject.search(searchTXT);
    for(i = 1; i <= result; i++) {
		if(i == 1) {
			newValue = subject.replace(searchTXT, replaceTXT);
		} else {
			newValue = newValue.replace(searchTXT, replaceTXT);
		}
    }
    return newValue;
}



function tab_change_on(id) {
    if (document.getElementById(id) != null) {
        if(document.getElementById(id).className=='tab' || document.getElementById(id).className=='tab_parent') {              
            var tempBG_active='url("./img/tab_bg_active.gif")';
            var tempBG_hover='url("./img/tab_bg_hover.gif")';
            if(isFF36up == false || isFF36up == null) {
                tempBG_active = str_replace('"', '', tempBG_active);
                tempBG_hover = str_replace('"', '', tempBG_hover);
            }
            
            if(document.getElementById(id).style.backgroundImage != tempBG_active) {
                document.getElementById(id).style.backgroundImage = tempBG_hover ;
            }
        }
    }
}

function tab_change_off(id) {
    if (document.getElementById(id) != null) {
        if(document.getElementById(id).className=='tab' || document.getElementById(id).className=='tab_parent') {
            var tempBG_active='url("./img/tab_bg_active.gif")';
            var tempBG='url("./img/tab_bg.gif")';
            if(isFF36up == false || isFF36up == null) {
                tempBG_active = str_replace('"', '', tempBG_active);
                tempBG = str_replace('"', '', tempBG);
            }
            
            if(document.getElementById(id).style.backgroundImage != tempBG_active) {
                document.getElementById(id).style.backgroundImage = tempBG;    
            }
            
        }
    }
}

function change2active(id) {
    //alert(ie);
    if (document.getElementById(id) != null) {
        //document.getElementById(id).setAttribute("class", "tab3");
        //alert(document.getElementById(id).class);
                
        var tabs=getElementsByClassName("tab");
        //alert(document.getElementsByClassName("tab").length);
        //alert(tabs.length);
        for (var i = 0; i < tabs.length; i++) {
           // alert(tabs[i].style.backgroundImage);
            //url("http://localhost/epco-torun/newsite/img/tab_bg_active.gif")
            //alert(tabs[i].style.backgroundImage);
            
            var tempBG_active='url("./img/tab_bg_active.gif")';
            var tempBG='url("./img/tab_bg.gif")';
            if(isFF36up == false || isFF36up == null) {
                tempBG_active = str_replace('"', '', tempBG_active);
                tempBG = str_replace('"', '', tempBG);
            }
            
            if(tabs[i].style.backgroundImage == tempBG_active) {
                //alert('duspko');
                tabs[i].style.backgroundImage = tempBG;
                tabs[i].style.borderBottom = '0px';
                if(ie==1) {
                    tabs[i].style.height = '22x';
                } else {
                    tabs[i].style.height = '20px';    
                }
                
            }
            //alert(tabs.length);
            //alert(tabs[i].className);
            //tabs[i].setAttribute("class","tab1");
            //if (radiobutton[i].checked == true) {
            //    result1=true;
            //}
        }
        document.getElementById(id).style.backgroundImage = 'url(./img/tab_bg_active.gif)';
        document.getElementById(id).style.borderBottom = '0px';
        document.getElementById(id).style.height = '22px';
    }
}

function selectBg(howLong) {
  if(howLong<=5) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange0_5.png)";
  } else if(howLong>5 && howLong <=10) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange6_10.png)";
  } else if(howLong>10 && howLong <=14) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange11_14.png)";
  } else if(howLong>15 && howLong <=18) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange15_18.png)";
  } else if(howLong>19 && howLong <=22) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange19_22.png)";
  } else if(howLong>23 && howLong <=26) {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange23_26.png)";
  } else {
    document.getElementById('menu_body_orange').style.backgroundImage = "url(./img/menu_body_orange23_26.png)";
  }
}

function aFlag() {
    document.getElementById('topBarMain').style.backgroundImage = "url(./img/american_flag.png)";
}

function nwin(page, x, y)
{
 sx = screen.availWidth;
 sy = screen.availHeight;
 px = (sx/2)-(x/2);
 py = (sy/2)-(y/2);
 var nwi = window.open(page,'mwin','top='+py+',left='+px+',width='+x+',height='+y+',resizable=no,scrollbars=no,status=yes', true);
 nwi.focus();
 return;
}