/*
  $Id: general.js,v 1.3 2003/02/10 22:30:55 hpdl Exp $

  osCommerce, Open Source E-Commerce Solutions
  http://www.oscommerce.com

  Copyright (c) 2003 osCommerce

  Released under the GNU General Public License
*/

function SetFocus(TargetFormName) {
  var target = 0;
  if (TargetFormName != "") {
    for (i=0; i<document.forms.length; i++) {
      if (document.forms[i].name == TargetFormName) {
        target = i;
        break;
      }
    }
  }

  var TargetForm = document.forms[target];
    
  for (i=0; i<TargetForm.length; i++) {
    if ( (TargetForm.elements[i].type != "image") && (TargetForm.elements[i].type != "hidden") && (TargetForm.elements[i].type != "reset") && (TargetForm.elements[i].type != "submit") ) {
      TargetForm.elements[i].focus();

      if ( (TargetForm.elements[i].type == "text") || (TargetForm.elements[i].type == "password") ) {
        TargetForm.elements[i].select();
      }

      break;
    }
  }
}

function RemoveFormatString(TargetElement, FormatString) {
  if (TargetElement.value == FormatString) {
    TargetElement.value = "";
  }

  TargetElement.select();
}

function CheckDateRange(from, to) {
  if (Date.parse(from.value) <= Date.parse(to.value)) {
    return true;
  } else {
    return false;
  }
}

function IsValidDate(DateToCheck, FormatString) {
  var strDateToCheck;
  var strDateToCheckArray;
  var strFormatArray;
  var strFormatString;
  var strDay;
  var strMonth;
  var strYear;
  var intday;
  var intMonth;
  var intYear;
  var intDateSeparatorIdx = -1;
  var intFormatSeparatorIdx = -1;
  var strSeparatorArray = new Array("-"," ","/",".");
  var strMonthArray = new Array("jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec");
  var intDaysArray = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

  strDateToCheck = DateToCheck.toLowerCase();
  strFormatString = FormatString.toLowerCase();
  
  if (strDateToCheck.length != strFormatString.length) {
    return false;
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strFormatString.indexOf(strSeparatorArray[i]) != -1) {
      intFormatSeparatorIdx = i;
      break;
    }
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strDateToCheck.indexOf(strSeparatorArray[i]) != -1) {
      intDateSeparatorIdx = i;
      break;
    }
  }

  if (intDateSeparatorIdx != intFormatSeparatorIdx) {
    return false;
  }

  if (intDateSeparatorIdx != -1) {
    strFormatArray = strFormatString.split(strSeparatorArray[intFormatSeparatorIdx]);
    if (strFormatArray.length != 3) {
      return false;
    }

    strDateToCheckArray = strDateToCheck.split(strSeparatorArray[intDateSeparatorIdx]);
    if (strDateToCheckArray.length != 3) {
      return false;
    }

    for (i=0; i<strFormatArray.length; i++) {
      if (strFormatArray[i] == 'mm' || strFormatArray[i] == 'mmm') {
        strMonth = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'dd') {
        strDay = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'yyyy') {
        strYear = strDateToCheckArray[i];
      }
    }
  } else {
    if (FormatString.length > 7) {
      if (strFormatString.indexOf('mmm') == -1) {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mm'), 2);
      } else {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mmm'), 3);
      }

      strDay = strDateToCheck.substring(strFormatString.indexOf('dd'), 2);
      strYear = strDateToCheck.substring(strFormatString.indexOf('yyyy'), 2);
    } else {
      return false;
    }
  }

  if (strYear.length != 4) {
    return false;
  }

  intday = parseInt(strDay, 10);
  if (isNaN(intday)) {
    return false;
  }
  if (intday < 1) {
    return false;
  }

  intMonth = parseInt(strMonth, 10);
  if (isNaN(intMonth)) {
    for (i=0; i<strMonthArray.length; i++) {
      if (strMonth == strMonthArray[i]) {
        intMonth = i+1;
        break;
      }
    }
    if (isNaN(intMonth)) {
      return false;
    }
  }
  if (intMonth > 12 || intMonth < 1) {
    return false;
  }

  intYear = parseInt(strYear, 10);
  if (isNaN(intYear)) {
    return false;
  }
  if (IsLeapYear(intYear) == true) {
    intDaysArray[1] = 29;
  }

  if (intday > intDaysArray[intMonth - 1]) {
    return false;
  }
  
  return true;
}

function IsLeapYear(intYear) {
  if (intYear % 100 == 0) {
    if (intYear % 400 == 0) {
      return true;
    }
  } else {
    if ((intYear % 4) == 0) {
      return true;
    }
  }

  return false;
}


function MTcreateCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function MTreadCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function MTeraseCookie(name) {
	MTcreateCookie(name,"",-1);
}

function do_checks(cookie){
	val = ""+MTreadCookie(cookie);
	values = val.split("##");

	for (i=0;i<values.length;i++){
		try{	
      	 	document.getElementById(values[i]).checked = true;
		}
		catch (err){}
	}	
	do_labels(val);		
}

function pushInCookie(cookie, name,long_name){

	val = ""+MTreadCookie(cookie);
	val1 = ""+MTreadCookie(cookie+"_names");
	values = val.split("##"); 
	long_values = val1.split("##"); 

	if (document.getElementById(name).checked){

		 if (values.length < 7){
			add_it = true;
			for (i=0;i<values.length;i++){
				if (name == values[i]) add_it = false;
			}
			if (add_it){
				 val+= "##"+name;
				 val1+= "##"+long_name;
			}
			MTcreateCookie(cookie,val,1);
			MTcreateCookie(cookie+"_names",val1,1);
			
		}
	    else document.getElementById(name).checked = false;
	}
	else{
		val = "";
		val1 = "";
		for (i=0;i<values.length;i++){
			if ((name != values[i])){
					if ((values[i])=='null'){		 
							val+= values[i];
					}
					else{
							val+= "##"+values[i];
							val1+= "##"+long_values[i];
						}
			}
		}
		MTcreateCookie(cookie,val,1);
		MTcreateCookie(cookie+"_names",val1,1);

	}

		do_labels(val);
}

function do_labels(val){


	val = ""+MTreadCookie('compare_array_names');
	values = val.split("##");
	for (i=0;i<7;i++){
		try{	
			if (typeof(values[i])!= 'undefined') {
				if (values[i]){ 
					document.getElementById("select"+i).innerHTML = '&nbsp;&nbsp;&nbsp;<img src="images/infobox/list_arrow.gif" alt="" border="0">'+values[i];
				}
			}
			else{
				document.getElementById("select"+i).innerHTML = "";
			}
		}
		catch (err){	
		}
	}		


	val = ""+MTreadCookie('compare_array');
	values = val.split("##");
	num = 0;
	for (i=0;i<7;i++){
		try{	
			if (typeof(values[i])!= 'undefined') {
				if (values[i]){ 
					num++;
					document.getElementById("p"+i).value = ""+values[i];
				}
			}
			else{
				document.getElementById("p"+i).value = "";
			}
		}
		catch (err){	
		}
	}		

	if (num > 1) {
			document.getElementById("select").innerHTML = "Ai selectat pentru comparatie:";
	}
	else {
			document.getElementById("select").innerHTML = "Nu ai produse selectate pentru comparatie!";
		}


	if (num > 2) {
			document.getElementById("compara").innerHTML = "<input type='button' value='Compara' onClick='this.form.submit();'>";
	}
	else {
			document.getElementById("compara").innerHTML = "";
		}

}