function trim(mystring){if (mystring.charAt(0)==" ")mystring=mystring.substr(1,mystring.length - 1);if (mystring.charAt(mystring.length-1)==" ") mystring=mystring.substr(0,mystring.length-1);return mystring;}
function RemoveSpaces(mystring){sf=1;while(sf){if(mystring.indexOf("  ")!=-1){mystring=mystring.replace("  "," ");}else sf=0;}return mystring;}
function emailIsValid(email) {if ((email.indexOf(".") < 1) || (email.indexOf("@") == -1)) return 0;else {parts=email.split("@");if (parts[1].indexOf(".") == -1) return 0;}return 1;}
function GetFileExtension(file){var dot=file.lastIndexOf(".");if(dot==-1)return "";var extension=file.substr(dot+1,file.length);return extension.toLowerCase();}
function ExtractFilenameFromPath(fileWithPath){var dot = fileWithPath.lastIndexOf("\\");if (dot==-1){var dot=fileWithPath.lastIndexOf("/");if (dot==-1)return fileWithPath;}var filename=fileWithPath.substr(dot+1,fileWithPath.length);return filename;}
function ToggleDiv(id, status){
	if (status==0) document.getElementById(id).style.display="none";
	else document.getElementById(id).style.display="";
}