function verifyEmail(str){
var status = false;
var emailRegEx = /^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/i;
     if (str.search(emailRegEx) == -1) {
          return false;
     }
     else {
          status = true;
     }
     return status;
}

function CheckFireFox()
{
	if( document.implementation.hasFeature("XPath", "3.0") )
	{
		return true
	}
	else
	{
		return false
	}
}

var isMozilla = (navigator.userAgent.toLowerCase().indexOf('gecko')!=-1) ? true : false;
var regexp = new RegExp("[\r]","gi");

function storeCaret(selec)
{
try{
	if (isMozilla)
	{
    	oField = document.forms['post'].elements['editor'];
		objectValue = oField.value;
		deb = oField.selectionStart;
		fin = oField.selectionEnd;
		objectValueDeb = objectValue.substring( 0 , oField.selectionStart );
		objectValueFin = objectValue.substring( oField.selectionEnd , oField.textLength );
		objectSelected = objectValue.substring( oField.selectionStart ,oField.selectionEnd );
    	oField.value = objectValueDeb + "[" + selec  + objectSelected + selec + " ]" + objectValueFin;
		oField.selectionStart = strlen(objectValueDeb);
		oField.selectionEnd = strlen(objectValueDeb + "[" + selec  + objectSelected + selec + " ]");
		oField.focus();
		oField.setSelectionRange(
		objectValueDeb.length + selec.length + 2,
		objectValueDeb.length + selec.length + 2);
	}
	else
	{
		oField = document.forms['post'].elements['editor'];
		var str = document.selection.createRange().text;
		if (str.length>0)
		{
			var sel = document.selection.createRange();
					sel.text = "[ " + selec + str +  selec + " ]";
			sel.collapse();
			sel.select();
		}
	}
		} catch(e){}
}