var currImg = '';
var currImgIndex = -1;

function selectImg(formName, imgName, imgIndex) {
	// pamcenje selektovane slike
	currImg = imgName;
	currImgIndex = imgIndex;
	var title="<ias:term>picture</ias:term> ";
	var form = document.forms[formName];
	form.elements["f_selimg"].value=imgIndex;
	//form.elements["f_toremove"].value=document.images[imgName].src;
	var num = "0";
	num = parseInt(imgIndex)+1;
	form.elements["f_toremove"].value = num;
}

function attachImg(formName) {
	// pamcenje selektovane slike
	var msg="Attach";
	//alert(msg);
	var form = document.forms[formName];
	if (form.elements["f_toupload"].value == "") return;
	form.elements["img_op"].value="attach";
	//document.execCommand("Refresh");
	form.submit();
}

function deattachImg(formName) {
	// pamcenje selektovane slike
	var msg="Remove";
	//alert(msg);
	
	if (currImg =='') return;
	
	var form = document.forms[formName];
	form.elements["img_op"].value="deattach";
	form.submit();
}

function zoomPic(formName, imgName, imgIndex) {
 
	var showZoom = "Zoomed";
	if(imgName != '') {

		selectImg(formName, imgName, imgIndex);

		//document.images[showMedium].src = "plain.gif";
		
		document.images[showZoom].src = "";

		if(document.all) {
		    document.images[showZoom].filters.blendTrans.apply();
		}
			var form = document.forms[formName];
	

		var fname = "f_" + imgName;
		//alert(fname);
		document.images[showZoom].src = form.elements[fname].value;
		
		if(document.all) {
		    document.images[showZoom].filters.blendTrans.play();
		}
	}
}

function deselectPic(formName) {
 
	//document.images[currImg].style="BORDER-RIGHT: #ffffff 1px solid; BORDER-TOP: #ffffff 1px solid; FILTER: blendTrans(duration=1); BORDER-LEFT: #ffffff 1px solid; BORDER-BOTTOM: #ffffff 1px solid";
	document.images[currImg].className = "tumbOrd";
	currImg = '';
	currImgIndex = -1;
	var form = document.forms[formName];
	form.elements["f_selimg"].value=0;
	
}

function selectPic(formName, imgName, imgIndex) {
 
	if(currImg != '')
	{
		deselectPic(formName);
	}
	
	if(imgName != '') {

		selectImg(formName, imgName, imgIndex);

		if(document.all) {
		    //document.images[imgName].filters.blendTrans.apply()
		    //document.images[imgName].filters.blendTrans.apply();
		    //document.images[imgName].border="1";
		    //document.images[imgName].style="BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; FILTER: blendTrans(duration=1); BORDER-LEFT: #000000 1px solid; BORDER-BOTTOM: #000000 1px solid";
		    document.images[imgName].className = "tumbSel";
		}
		//document.images[showMedium].src = imgNm;
		
		//if(document.all) {
		    //document.images[showMedium].filters.blendTrans.play()
		//}
	}
}