// JavaScript Document
  
  function changeProjects() {
    for (i=1;i<=projekte.length;i++) {
	//for (i=1;i<=16;i++) {
		
		el = "DIVProjektName" + i;
	    
		elAttr = document.getElementById(el);
		Element.hide(el);
		//elAttr.style.visibility = "hidden";
		elAttr.style.position = "absolute";
		elAttr.className = "ProjekteName";
		elAttr.replaceChild(ProjektText[i-1], elAttr.firstChild);
		//elAttr.style.z-index = "2";
		if (i>0 && i<5) {
		  elAttr.style.top = "55px";
		} else if (i>4 && i<9) {
		  elAttr.style.top = "131px";
		 } else if (i>7 && i<13) {
		  elAttr.style.top = "207px";
		} else if (i>12 && i<17) {
		  elAttr.style.top = "283px";
		}
		if (i%4 == 0) {
		  elAttr.style.left = "538px";
		} else if ((i+1)%4 == 0) {
		  elAttr.style.left = "462px";
		} else if ((i+2)%4 == 0) {
		  elAttr.style.left = "386px";
		} else if ((i+3)%4 == 0) {
		  elAttr.style.left = "310px";
		}
	    
	  }
  }
  
  function changePix(nr) {
	  if ((nr + CurrentNumber) < Bilder.data.length) {
		Bildquelle = Bilder.data[CurrentNumber+nr].imagename;
   		neuesBild = new Image();
		var path = window.location.search.substr(1);//Fragezeichen wird weggelöscht
		var pathArray = path.split("&");
		for (z=0;z<pathArray.length;z++) {
			pArray = pathArray[z].split("=");
			if (pArray[0] == "p") {
				var p = pArray[1];
			}
		}
		if (p == "2") {
   			neuesBild.src =  "../images/news/" + Bildquelle;
		} else if (p == "4") {
			neuesBild.src =  "../images/projekte/" + Bildquelle;
		}
   		document.images["Detail"].src = neuesBild.src;
	  }
  }
  
  function nextPicture() {
	var ArrayBilder = new Array(4);
    CurrentNumber = CurrentNumber + 4;
	if (CurrentNumber >= Bilder.data.length) {
		CurrentNumber = 0;
	}
	
	var path = window.location.search.substr(1);//Fragezeichen wird weggelöscht
	var pathArray = path.split("&");
	for (z=0;z<pathArray.length;z++) {
		pArray = pathArray[z].split("=");
		if (pArray[0] == "p") {
			var p = pArray[1];
		}
	}
	
	var k = 0;
	for (var i = CurrentNumber; i < CurrentNumber +4; i++) 
  {
	ArrayBilder[k] = new Image();
	if (Bilder.data[i]) {
	  if (p == "2") {
	    ArrayBilder[k].src = "../images/news/" + Bilder.data[i].thumbnail;
	  } else if (p == "4") {
		ArrayBilder[k].src = "../images/projekte/" + Bilder.data[i].thumbnail;
	  }
	  //pixView[k] = Bilder.data[CurrentNumber+k].imagename;
	} else {
	  ArrayBilder[k].src = "../images/image_grey.gif";
	  //pixView[k] = "";
	}

	El = "Detail" + k;
	document.images[El].src = ArrayBilder[k].src;
	k++;
  }
}
function rollOverPix(_el, _src) {
	elNr = parseInt(_el.substr(3)) - 1;
	el = document.getElementById(_el);
	
	if (currentEl != elNr) {
		b = new Image();
		b.src = _src;
		document.images[_el].src = b.src;
	}	
}