function chkEnter(e,st){ //e is event object passed from function invocation

	var characterCode; //literal character code will be stored in this variable
	
	var strSearch = st;

	if (e && e.which) { //if which property of event object is supported (NN4)
		e = e;
		characterCode = e.which; //character code is contained in NN4's which property
	}
	else{
		e = event;
		characterCode = e.keyCode; //character code is contained in IE's keyCode property
	}
	
	if (characterCode == 13) { //if generated character code is equal to ascii 13 (if enter key)
		window.location='/Page1074.aspx'; //'/Page907.aspx?text=' + strSearch;
		alert("should work");
		return false; 
	}
	else {
		alert("something wrong");
		return true; 
	}

}