function fileAdd(no) {
	var fileForm = "";
	
	for(i = 1; i <= no; i++) {
		fileForm += "<input type=file  id=file"+i+" name=file"+i+" class=input_textfield><br>";
	}

	document.all['fileList'].innerHTML = fileForm;
}

function fileAdd1(no) {
	var fileForm = "";
	
	for(i = 1; i <= no; i++) {
		fileForm += "<input type=file name=file"+i+" class=input_textfield><br>";
	}

	document.all['fileList1'].innerHTML = fileForm;
}
function permitFileType(form, count, obj) {
	var filetype = false;
	
	for (i=1; i<=count; i++) {
	
		var file = eval(form.name+'.'+obj+i+'.value');
	
		var fileExt = getFileExtension(file.toLowerCase());
		
		if (fileExt == 'gif' || fileExt == 'jpg' || fileExt == 'doc' || fileExt == 'pdf' || fileExt == 'ppt' || fileExt ==  'zip') {
			filetype = true;
		}
	}
	
	return filetype;
}

function replaceTag(nn){
		var t = "<img src='"+nn+"'>";

		var m =document.FORM2.content.value+t;
		document.FORM2.content.value= m;
}
function getFileExtension( filePath ) {
	var lastIndex = -1;
	lastIndex = filePath.lastIndexOf('.');
	var extension = "";
	
	if ( lastIndex != -1 ) {
		extension = filePath.substring( lastIndex+1, filePath.len );
	} else {
		extension = "";
	}
	return extension;
}