function ScoreImages(){	
	/*this.imgs = new Array()
	for(i=0 ; i<10 ; i++){
		this.imgs[i] = new Image(50,6);
		this.imgs[i].src="./kbee:/portal/interface/site/buscador/img/search/s" +  (i +1) * 10 + ".png";
	}*/
	
	this.getImage = function(id, score) {
		/*score = Math.ceil(score / 10);
		id.src = this.imgs[score - 1].src;*/
	}

}

var scoreImages = new ScoreImages();


function buscar(form){
	
	if(trim(form.texto.value)!='') {
		form.submit();
	}
}

function checkValidDate(dateStr) {
     // dateStr must be of format month day year with either slashes
     // or dashes separating the parts. Some minor changes would have
     // to be made to use day month year or another format.
     // This function returns True if the date is valid.
     var slash1 = dateStr.indexOf("/");
     if (slash1 == -1) { slash1 = dateStr.indexOf("-"); }
     // if no slashes or dashes, invalid date
     if (slash1 == -1) { return false; }
     var dateMonth = dateStr.substring(0, slash1)
     var dateMonthAndYear = dateStr.substring(slash1+1, dateStr.length);
     var slash2 = dateMonthAndYear.indexOf("/");
     if (slash2 == -1) { slash2 = dateMonthAndYear.indexOf("-"); }
     // if not a second slash or dash, invalid date
     if (slash2 == -1) { return false; }
     var dateDay = dateMonthAndYear.substring(0, slash2);
     var dateYear = dateMonthAndYear.substring(slash2+1, dateMonthAndYear.length);
     if ( (dateMonth == "") || (dateDay == "") || (dateYear == "") ) { return false; }
     // if any non-digits in the month, invalid date
     for (var x=0; x < dateMonth.length; x++) {
         var digit = dateMonth.substring(x, x+1);
         if ((digit < "0") || (digit > "9")) { return false; }
     }
     // convert the text month to a number
     var numMonth = 0;
     for (var x=0; x < dateMonth.length; x++) {
         digit = dateMonth.substring(x, x+1);
         numMonth *= 10;
         numMonth += parseInt(digit);
     }
     if ((numMonth <= 0) || (numMonth > 12)) { return false; }
     // if any non-digits in the day, invalid date
     for (var x=0; x < dateDay.length; x++) {
         digit = dateDay.substring(x, x+1);
         if ((digit < "0") || (digit > "9")) { return false; }
     }
     // convert the text day to a number
     var numDay = 0;
     for (var x=0; x < dateDay.length; x++) {
         digit = dateDay.substring(x, x+1);
         numDay *= 10;
         numDay += parseInt(digit);
     }
     if ((numDay <= 0) || (numDay > 31)) { return false; }
     // February can't be greater than 29 (leap year calculation comes later)
     if ((numMonth == 2) && (numDay > 29)) { return false; }
     // check for months with only 30 days
     if ((numMonth == 4) || (numMonth == 6) || (numMonth == 9) || (numMonth == 11)) { 
         if (numDay > 30) { return false; } 
     }
     // if any non-digits in the year, invalid date
     for (var x=0; x < dateYear.length; x++) {
         digit = dateYear.substring(x, x+1);
         if ((digit < "0") || (digit > "9")) { return false; }
     }
     // convert the text year to a number
     var numYear = 0;
     for (var x=0; x < dateYear.length; x++) {
         digit = dateYear.substring(x, x+1);
         numYear *= 10;
         numYear += parseInt(digit);
     }
     // Year must be a 2-digit year or a 4-digit year
     if ( (dateYear.length != 2) && (dateYear.length != 4) ) { return false; }
     // if 2-digit year, use 50 as a pivot date
     if ( (numYear < 50) && (dateYear.length == 2) ) { numYear += 2000; }
     if ( (numYear < 100) && (dateYear.length == 2) ) { numYear += 1900; }
     if ((numYear <= 0) || (numYear > 9999)) { return false; }
     // check for leap year if the month and day is Feb 29
     if ((numMonth == 2) && (numDay == 29)) {
         var div4 = numYear % 4;
         var div100 = numYear % 100;
         var div400 = numYear % 400;
         // if not divisible by 4, then not a leap year so Feb 29 is invalid
         if (div4 != 0) { return false; }
         // at this point, year is divisible by 4. So if year is divisible by
         // 100 and not 400, then it's not a leap year so Feb 29 is invalid
         if ((div100 == 0) && (div400 != 0)) { return false; }
     }
     // date is valid
     return true;
 }