var isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 &&
                parseFloat(navigator.appVersion) >= 4) ? 1 : 0;
var isMinIE4 = (document.all) ? 1 : 0;
var isMinIE5 = (isMinIE4 && navigator.appVersion.indexOf("5.")) >= 0 ? 1 : 0;

function RollOver( img ) {
  if( isMinNS4 || isMinIE4 ) {
    document.images[ img ].src = '/Images/' + img + '-on.gif';
  }
}

function RollOut( img ) {
  if( isMinNS4 || isMinIE4 ) {
      document.images[ img ].src = '/Images/' + img + '.gif';
  }
}

function RollOverTD( MyElement ) {
    MyElement.className = 'sub-menu-td-over';
}

function RollOutTD( MyElement ) {
    MyElement.className = 'sub-menu-td';
}

function getUrl( strUrl ) {
    window.navigate( strUrl );
}

function PopupPic(sPicURL) { 
    var wd  = 150;
    var ht  = 150;
    var d   = 0; //((screen.width-wd)/2);
	  var h   = 0; //((screen.height-ht)/2);
    window.open('/popup.html?'+sPicURL,'popupImage','top='+h+',left='+d+',width='+wd+',height='+ht+',toolbar=no,location=no,directories=no,menubar=no,status=no,scrollbars=no,resizable=no');
}

function openWork( intWorkID ) {
  window.open('/view-works.asp?wID='+intWorkID+'','','top=0,left=0,width=520,height=420,toolbar=no,location=no,directories=no,menubar=no,status=yes,scrollbars=0,resizable=0').focus();
}

function openPortfolio( intWorkID ) {
  window.open('/view-portfolio.asp?wID='+intWorkID+'','','top=0,left=0,width=520,height=420,toolbar=no,location=no,directories=no,menubar=no,status=yes,scrollbars=0,resizable=0').focus();
}

function openCenterWindow(url,wd,ht,st,scrl,rsz) {
	  d = ((screen.width-wd)/2);
	  h = ((screen.height-ht)/2);
	  window.open(url,'','top='+h+',left='+d+',width='+wd+',height='+ht+',toolbar=no,location=no,directories=no,menubar=no,status='+ st +',scrollbars='+ scrl +',resizable='+ rsz +'').focus();
}

var currClass = '';
function ChangeBorderColor( ){
  var e = event.srcElement;
  if( event.type == 'focus' ) {
    currClass   = e.className;
    if(currClass == '')
    e.className = 'input_focus';
    else
    e.className = currClass + '_focus';
  } else {
    e.className = currClass;
  }
}

// ===================== Menu Functions =======================>>
function getSubCategories( strSection ) {
  var subMenuLayer = document.getElementById("subMenuDiv");
  if(subMenuLayer){
    switch ( strSection ){
      case "about":
        subMenuLayer.innerHTML = aboutStr;
        break;
      case "portfolio":
        subMenuLayer.innerHTML = portfolioStr;
        break;
      case "mind":
        subMenuLayer.innerHTML = mindStr;
        break;
      case "contact":
        subMenuLayer.innerHTML = contactStr;
        break;
      case "blank":
        subMenuLayer.innerHTML = blankStr;
        break;
    }
  }
  if( timeOutID ) {
    clearTimeout( timeOutID );
  }
}

function reloadSubCategories() {
  timeOutID = setTimeout("getSubCategories( '"+ myStrSection +"' );", 1000);
}

function UnsetTimeout( ) {
  if( timeOutID ) {
    clearTimeout( timeOutID );
  }
}

// =========== Functions that gets the value of a key (strKey) from the GET query string. ==========
function jsGet(strKey) {
    var strUrl, strOut, strKey;
    var strUrlArray, strRecArray;
	var startPos, endPos, x;
	strOut = "";
    strUrl = window.location.href;
    startPos = strUrl.indexOf("?")+1;
    endPos = strUrl.length;
    strUrl = strUrl.substring(startPos, endPos);
    strUrlArray = strUrl.split("&");
    for (x=0; x < strUrlArray.length; x++) {
        strRecArray = strUrlArray[x].split("=");
        if (strKey==strRecArray[0]){
            strOut = strRecArray[1];
			break;
        }
    }
    return strOut;
}