// Title: Tigra Calendar PRO
// Description: Tigra Calendar PRO is flexible JavaScript Calendar offering
// high reliability and wide browsers support.
// URL: http://www.softcomplex.com/products/tigra_calendar_pro/
// Version: 1.0
// Date: 05-24-2002 (mm-dd-yyyy)
// Technical Support: support@softcomplex.com (specify product title and order ID)
// Notes: This is demo version of script and it is not allowed for user applications.
//	Please register at official site and get your legal copy.

// --------------------------------------------------------------------------------
// --- user configuration block ---

// months as they appear in the selection list
var ARR_MONTHS = ["January", "February", "March", "April", "May", "June",
		"July", "August", "September", "October", "November", "December"];
// week day titles as they appear on the calendar
var ARR_WEEKDAYS = ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"];
// day week starts from (normally 0-Mo or 1-Su)
var NUM_WEEKSTART = 1;

var calendars = [];function calendar(str_date,str_form_name,str_ctrl_name){this.get_html=cal_get_html;this.get_body=cal_get_body;this.set_year=cal_set_year;this.set_month=cal_set_month;this.set_day=cal_set_day;this.update=(document.body&&document.body.innerHTML?cal_css_update:cal_rel_update);this.id=calendars.length;calendars[this.id]=this;var re_url=new RegExp('cal'+this.id+'_val=(\\d+)');this.dt_current=(re_url.exec(String(window.location))?new Date(new Number(RegExp.$1)):(str_date?cal_parse_date(str_date):cal_date_only()));if(!str_form_name)return alert('Form name is required parameter of draw method.');if(!document.forms[str_form_name])return alert("Form with name '"+this.form_name+"' can't be found in the document.");this.form_name=str_form_name;this.control_name=(str_ctrl_name?str_ctrl_name:'datetime_'+this.id);document.write(this.get_html(this.dt_current));this.mon_ctrl=document.forms[this.form_name].elements['dt_mon_'+this.id];this.year_ctrl=document.forms[this.form_name].elements['dt_year_'+this.id];}function cal_css_update(dt_datetime){this.dt_current=dt_datetime;var obj_container=(document.all?document.all['cal_body_'+this.id]:document.getElementById('cal_body_'+this.id));obj_container.innerHTML=this.get_body(dt_datetime);this.mon_ctrl.selectedIndex=dt_datetime.getMonth();this.year_ctrl.selectedIndex=dt_datetime.getFullYear()-Number(this.year_ctrl.options[1].text)+1;}function cal_rel_update(dt_datetime){var arr_location=String(window.location).split('?');var arr_params=String(arr_location[1]).split('&');var num_found=-1;for(var i=0;i<arr_params.length;i++)if((arr_params[i].split('='))[0]=='cal'+this.id+'_val'){num_found=i;break;}arr_params[(num_found==-1?(arr_location[1]?arr_params.length:0):num_found)]='cal'+this.id+'_val='+dt_datetime.valueOf();window.location=arr_location[0]+'?'+arr_params.join('&');}function cal_set_day(num_datetime){var dt_newdate=new Date(num_datetime);this.update(cal_validate(dt_newdate)?dt_newdate:this.dt_current);}function cal_set_month(){var dt_newdate=new Date(this.dt_current);var num_month=this.mon_ctrl.options[this.mon_ctrl.selectedIndex].value;dt_newdate.setMonth(num_month);if(num_month!=dt_newdate.getMonth())dt_newdate.setDate(0);if(cal_validate(dt_newdate))this.update(dt_newdate);else this.mon_ctrl.selectedIndex=this.dt_current.getMonth();}function cal_set_year(){var dt_newdate=new Date(this.dt_current);var str_year=this.year_ctrl.options[this.year_ctrl.selectedIndex].text;var str_scroll=this.year_ctrl.options[this.year_ctrl.selectedIndex].value;var num_year;if(str_scroll){num_year=(str_scroll=='+'?this.dt_current.getFullYear()+4:this.dt_current.getFullYear()-4);}else num_year=new Number(str_year);dt_newdate.setFullYear(num_year);var num_month=this.mon_ctrl.options[this.mon_ctrl.selectedIndex].value;if(num_month!=dt_newdate.getMonth())dt_newdate.setDate(0);if(!cal_validate(dt_newdate)){this.year_ctrl.selectedIndex=this.dt_current.getFullYear()-Number(this.year_ctrl.options[1].text)+1;return;}if(str_scroll){this.year_ctrl.length=0;this.year_ctrl.options[0]=new Option('<<'+(num_year-4),'-');for(var i=1;i<8;i++){this.year_ctrl.options[i]=new Option(num_year+i-4);this.year_ctrl.options[i].selected=!(i-4);}this.year_ctrl.options[8]=new Option((num_year+4)+'>>','+');}this.update(dt_newdate);}function cal_limit_min(str_min_date,b_absolute){this.min_date=(b_absolute?this.parse_date(str_min_date):new Date(this.date.valueOf()-new Number(str_min_date*864e5)));}function dts_limit_max(str_max_date,b_absolute){this.cal_date=(b_absolute?this.parse_date(str_max_date):new Date(this.date.valueOf-new Number(str_max_date*864e5)));}function cal_get_html(dt_datetime){var i,str_buffer=new String('<table cellspacing="0" class="calOuterTable" border="0"><tr>'+'<td>'+'<table cellspacing="0" class="calSelectTable"><tr><td>'+'<select name="dt_mon_'+this.id+'" class="calMonCtrl" onchange="return calendars['+this.id+'].set_month();">');for(i=0;i<12;i++)str_buffer+='<option value="'+i+'"'+(i==dt_datetime.getMonth()?' selected':'')+'>'+ARR_MONTHS[i]+"</option>\n";str_buffer+='</select></td>'+'<td align="right"><select name="dt_year_'+this.id+'" class="calYearCtrl" onchange="return calendars['+this.id+'].set_year();">'+'<option value="-">&lt;&lt;'+(dt_datetime.getFullYear()-4)+"</option>\n";for(i=-3;i<4;i++)str_buffer+='<option'+(i==0?' selected':'')+'>'+(dt_datetime.getFullYear()+i)+"</option>\n";str_buffer+='<option value="+">'+(dt_datetime.getFullYear()+4)+"&gt;&gt;</option>\n"+'</select></td></tr></table></td></tr>'+'<tr><td><div id="cal_body_'+this.id+'">'+this.get_body(dt_datetime)+'</div>'+'</td>'+'</tr></table>';return(str_buffer);}function cal_get_body(dt_datetime){var dt_prev_year=new Date(dt_datetime);dt_prev_year.setFullYear(dt_prev_year.getFullYear()-1);if(dt_prev_year.getDate()!=dt_datetime.getDate())dt_prev_year.setDate(0);var dt_next_year=new Date(dt_datetime);dt_next_year.setFullYear(dt_next_year.getFullYear()+1);if(dt_next_year.getDate()!=dt_datetime.getDate())dt_next_year.setDate(0);var dt_firstday=new Date(dt_datetime);dt_firstday.setDate(1);dt_firstday.setDate(1-(7+dt_firstday.getDay()-NUM_WEEKSTART)%7);var str_buffer=new String('<table cellspacing="1" cellpadding="2" class="calDaysTable" width="100%">');str_buffer+='<tr>';for(var n=0;n<7;n++)str_buffer+='<td class="calWTitle">'+ARR_WEEKDAYS[(NUM_WEEKSTART+n)%7]+'</td>';str_buffer+="</tr>\n";var dt_current_day=new Date(dt_firstday);while(dt_current_day.getMonth()==dt_datetime.getMonth()||dt_current_day.getMonth()==dt_firstday.getMonth()){str_buffer+='<tr>';for(var n_current_wday=0;n_current_wday<7;n_current_wday++){if(dt_current_day.getDate()==dt_datetime.getDate()&&dt_current_day.getMonth()==dt_datetime.getMonth())str_buffer+='<td class="calDayCurrent" align="center" valign="middle">';else if(dt_current_day.getDay()==0||dt_current_day.getDay()==6)str_buffer+='<td class="calDayWeekend" align="center" valign="middle">';else str_buffer+='<td class="calDayWorking" align="center" valign="middle">';if(dt_current_day.getMonth()==dt_datetime.getMonth())str_buffer+='<a href="javascript:calendars['+this.id+'].set_day('+dt_current_day.valueOf()+');" class="calThisMonth">';else str_buffer+='<a href="javascript:calendars['+this.id+'].set_day('+dt_current_day.valueOf()+');" class="calOtherMonth">';str_buffer+=dt_current_day.getDate()+'</a></td>';dt_current_day.setDate(dt_current_day.getDate()+1);}str_buffer+="</tr>\n";}str_buffer+='</table>';return(str_buffer);}function cal_date_only(dt_datetime){if(!dt_datetime)dt_datetime=new Date();dt_datetime.setHours(0);dt_datetime.setMinutes(0);dt_datetime.setSeconds(0);dt_datetime.setMilliseconds(0);return dt_datetime;}function cal_validate(dt_datetime){return true;}