// @author Ashutosh K Tripathi

// @iparam 1)basic text to put in element name and id 2)image name in question 3) Alt text for Image in question 

// @oparam void

// creates an file type input element inside given container id and creates hidden input type to store changed Image name and Alt // text

function ChangeImg(name,ImgName)

{

  var elem = document.getElementById(ImgName);

  elem.innerHTML = "<input type='file' name='"+name+"' class='basicform' id='"+name+"_"+name+"'>";

  var tbodyElem = document.getElementById('EditImage');

  var trElem, tdElem;

  trElem = tbodyElem.insertRow(tbodyElem.rows.length);

  tdElem = trElem.insertCell(trElem.cells.length);

  tdElem.innerHTML = "<br><input type='hidden' name='Rem"+name+"' value='"+ImgName+"'>";

}



// @author Ashutosh K Tripathi

// @iparam 1)basic text to put in element name and id 2)image name in question 3) Alt text for Image in question

// @oparam void

// removes the Image from container td and creates hidden input type to store deleted Image name and Alt text

function DeleteImg(name,ImgName,ImgAlt)

{

  var elem = document.getElementById("td"+ImgName);

  if(confirm("Are you sure you want to delete this Picture.")){

   elem.innerHTML = "";

  var tbodyElem = document.getElementById('EditImage');

  var trElem, tdElem;

  trElem = tbodyElem.insertRow(tbodyElem.rows.length);

  tdElem = trElem.insertCell(trElem.cells.length);

  tdElem.innerHTML = "<br><input type='hidden' name='Rem"+name+"' value='"+ImgName+"'><input type='hidden' name='Rem"+name+"Alt' value='"+ImgAlt+"'>";

   if(document.forms[0].UserPicsCount)

   {

     document.forms[0].UserPicsCount.value = parseInt(document.forms[0].UserPicsCount.value) - 1 ;

   }

   if(document.forms[0].PropPicsCount)

   {

     document.forms[0].PropPicsCount.value = parseInt(document.forms[0].PropPicsCount.value) - 1 ;

   }

  }

}



// @author Ashutosh K Tripathi

// @iparam 1)element id to populate html 2)element name to assign to newly created element 

// @oparam void

// creates an file type input element inside given container id

function ChangeImage(divID,elemName)

{

  var elem = document.getElementById(divID);

  elem.innerHTML = "<input type='file' class='softform' name='"+elemName+"' id='req_"+elemName+"_"+elemName+"' size='36'>";

}



// @author Ashutosh K Tripathi

// @iparam 1)element id to populate html 2)element name to assign to newly created element 

// @oparam void

// add one file type element to given div element to realise 'Add More' function for Image

function ImgAddMore(divID,elemName)

{

  var tbodyElem = document.getElementById(divID);

  var trElem, tdElem;

  var elemErr = document.getElementById("ShowError"); 

 if(document.forms[0].UserPicsCount)

  {

	if(document.forms[0].UserPicsCount.value >= 1){

		elemErr.innerHTML="[ You can upload only 1 Image ! ]";	 

		alert(" You can upload only 1 Image !");

	}	

	else{

		  	trElem = tbodyElem.insertRow(tbodyElem.rows.length);

  			trElem.className = "tla";

  			tdElem = trElem.insertCell(trElem.cells.length);

  			tdElem.innerHTML = "<br><input type='file' class='rvform' name='"+elemName+"[]' size='60'><br>About Image&nbsp;&nbsp;&nbsp;&nbsp;<input type='text' class='rvform' name='"+elemName+"Alt[]' size='25'>";  

 			 if(document.forms[0].UserPicsCount)

   				document.forms[0].UserPicsCount.value = parseInt(document.forms[0].UserPicsCount.value) + 1 ;

			 

			}

  }

  else if(document.forms[0].PropPicsCount)

  {

	if(document.forms[0].PropPicsCount.value >= 3){

		elemErr.innerHTML="[ You can upload only 3 Images ! ]";

		alert(" You can upload only 3 Images !");

	}	

	else{

		  	trElem = tbodyElem.insertRow(tbodyElem.rows.length);

  			trElem.className = "tla";

  			tdElem = trElem.insertCell(trElem.cells.length);

  			tdElem.innerHTML = "<br><input type='file' class='rvform' name='"+elemName+"[]' size='60'><br>About Image&nbsp;&nbsp;&nbsp;&nbsp;<input type='text' class='rvform' name='"+elemName+"Alt[]' size='25'>";  

 			 if(document.forms[0].PropPicsCount)

   				document.forms[0].PropPicsCount.value = parseInt(document.forms[0].PropPicsCount.value) + 1 ;

			 

			}

  }

  else{

  trElem = tbodyElem.insertRow(tbodyElem.rows.length);

  trElem.className = "tla";

  tdElem = trElem.insertCell(trElem.cells.length);

  tdElem.innerHTML = "<br><input type='file' class='rvform' name='"+elemName+"[]' size='60'><br>About Image&nbsp;&nbsp;&nbsp;&nbsp;<input type='text' class='rvform' name='"+elemName+"Alt[]' size='25'>";  

  if(document.forms[0].UserPicsCount)

   document.forms[0].UserPicsCount.value = document.forms[0].UserPicsCount.value + 1 ;

  }

}



// @author Ashutosh K Tripathi

// @iparam void

// @oparam void

// validates an html form taking 0th element of forms array under document object,

// takes decesion that a field is required by spliting id attribute of element by '_',



function FormValidate(id)

{

 var mf = document.getElementById(id);

 var elemErr = document.getElementById("err");


 var ErrStr = "";

 var focusto ="";

 var flag=true ;
 var len=mf.elements.length;
 for(var i=0; i<len; i++)
 {    
    var arr = mf.elements[i].id.split("_");
    if(arr[0]=="req")
    {
        switch(mf.elements[i].type)
        {

            case "text":               
                  if(arr[2]=="email")
                  {
                        if(!emailCheck(mf.elements[i].value))
                        {
                                    ErrStr += "  ["+arr[1]+" Not Valid.]  ";
                                    focusto = i;
                                    flag=false;
                        }
                  }
                   else if(arr[2]=="url")
                   {

                        if(!urlCheck(mf.elements[i].value))
                        {
                                ErrStr += "  ["+arr[1]+" Not Valid.]  ";
                                focusto = i;
                                flag=false;
                         }
                   }
                   else if(arr[2]=="num")
                   {
                        if(isNAN(mf.elements[i].value))
                        {
                                ErrStr += "  ["+arr[1]+" Should Be Numeric.]  ";
                                focusto = i;
                                flag=false;
                         }
                   }
                    else if(mf.elements[i].value=="")
                    {
                        ErrStr += "  ["+arr[1]+" Not Entered.]  ";
                        if(flag)
                        {
                                    focusto = i;
                                    flag=false;
                         }
                    }
                    break;

         case "select-one":

                       if(mf.elements[i].options[mf.elements[i].selectedIndex].value=="")

                       {

                    ErrStr += "  ["+arr[1]+" Not Selected.]  ";

                            if(flag){

                                    focusto = i;

                                    flag=false;}

                   }

             break;

         case "textarea":

               if(mf.elements[i].value=="")

                       {

                    ErrStr += "  ["+arr[1]+" Not Entered.]  ";

                            if(flag){

                                    focusto = i;

                                    flag=false;}

                   }

                break;

             case "password":
                if(mf.elements[i].value=="")
                {
                    ErrStr += "  ["+arr[1]+" Not Entered.]  ";
                    if(flag)
                    {
                           focusto = i;
                           flag=false;
                    }
                 }
                 break;

            case "file":
                   if(mf.elements[i].value=="")
                   {
                            ErrStr += "  ["+arr[1]+" Not Entered.]  ";
                            if(flag)
                            {
                                    focusto = i;
                                    flag=false;
                             }
                   }
                    break;

             }

	}

	else if(arr[0]=='num')
	{
            if(isNAN(mf.elements[i].value)){
				ErrStr += "  ["+arr[1]+" Should Be Numeric.]  ";
				focusto = i;
				flag=false;}
	}

  }

  if(ErrStr!="")

	{

	 elemErr.innerHTML = "Please Check :   "+ErrStr;  

	 if(mf.elements[focusto].type!='hidden')

	 mf.elements[focusto].focus();

	 alert("Please See At The Top Of Form For Incomplete Field Details.")

	 return false;

	}

  return true;

}



// @author Ashutosh K Tripathi

// @iparam html form object as input parameter

// @oparam void

// resets text, select-one, textarea form fields of given form field

function SearchFormReset(mf)

{ 

   for(var i = 0;i < mf.elements.length;i++) 

           { 

   	         var index;

	         switch(mf.elements[i].type) 

             { 

              case "text": 

               mf.elements[i].value = ""; 

                 break; 

              case "select-one": 

				mf.elements[i].selectedIndex=0;

                break; 

              case "textarea":

                mf.elements[i].value=0; 

    			break

             } 

           }// for loop ends  

}// function SearchFormReset Ends



function emailCheck(str) {

// function taken from- http://www.smartwebby.com

		var at="@"

		var dot="."

		var lat=str.indexOf(at)

		var lstr=str.length

		var ldot=str.indexOf(dot)

		if (str.indexOf(at)==-1)

		   return false

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)

		   return false

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr-1)

		   return false

		if (str.indexOf(" ")!=-1)

		    return false

		return true					

	}

function urlCheck(str) {

// function writen by Ashutosh K Tripathi on the lines of emailCheck above

        var dot="."

		var lstr=str.length

		var ldot=str.indexOf(dot)

		if(lstr<=7)

			return false        

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)

		   return false

		if (str.indexOf(" ")!=-1)

		    return false

		if(str.substring(0,7)!='http://')

			return false

		return true					

	}



function createBookmark()

 {// function copied from web

  if (navigator.appName=="Netscape")

  {

   alert(

   'To bookmark this site, click '

  +'<b>Bookmarks | Add bookmark</b> '

  +'or press <b>Ctrl+D</b>.'

  )

 }

 else if (parseInt(navigator.appVersion)>3) {

 if (window.external)

 {

   window.external.AddFavorite(location.href, document.title);

 } 

 }

}



var http ; // global variable for ajax xmlhttp request



//function createRequestObject

// @iparam void

// @oparam xmlhttpRequest Object

//function to actually create global xmlhttpRequest Object 

function createRequestObject()

        {

	      var xmlhttp=false;

	      try 

	       {

	 	    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");

	       }catch (e) 

	        {try 

		     {

			   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

	  		 }catch (E) 

		      {

		       xmlhttp = false;

	  	      }

	       }

	     if (!xmlhttp && typeof XMLHttpRequest!='undefined') 

	      {

		   try 

		   {

			xmlhttp = new XMLHttpRequest();

	       }catch (e) 

		    {

			 xmlhttp=false;

		    }

	     }

	    if (!xmlhttp && window.createRequest) 

	    {

		try 

		 {

			xmlhttp = window.createRequest();

		 }catch (e) 

		  {

			xmlhttp=false;

		  }

	  }	

	return xmlhttp;

}  //Create Request Object function ends.





function RateNow(Module, id)

{

  var Ratingtd1, Ratingtd2, DoRatingtd1, DoRatingtd2 ;

  var DoRating = document.getElementById('DoRating') ;

  var Rating = DoRating.options[DoRating.selectedIndex].value ;

  http=createRequestObject();

  http.onreadystatechange = function(){RateNowResponse();};

  http.open("GET", "asphp/RatingProcess.php?purpose="+Module+"&id="+id+"&tr="+Rating, true);

  http.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");

  http.send(null);

  

  Ratingtd1 = document.getElementById('Ratingtd1') ;

  Ratingtd2 = document.getElementById('Ratingtd2') ;

  DoRatingtd1 = document.getElementById('DoRatingtd1') ;

  DoRatingtd2 = document.getElementById('DoRatingtd2') ;  

  Ratingtd1.innerHTML = "<img src='web_images/loading.gif'>" ;

  Ratingtd2.innerHTML = "<img src='web_images/loading.gif'>" ;

  DoRatingtd1.innerHTML = "" ;

  DoRatingtd2.innerHTML = "" ;

}



function RateNowResponse()

{

 if(http.readyState==4)

  {	  

   if(http.status==200)

   {

     var Ratingtd1, Ratingtd2 ;

	 var Response = http.responseText ;

	 Ratingtd1 = document.getElementById('Ratingtd1') ;

     Ratingtd2 = document.getElementById('Ratingtd2') ;     

	 if(Response!=1 && Response!=0)

	  {

		  Ratingtd1.innerHTML = Response ;

		  Ratingtd2.innerHTML = Response ;

	  }

   }

 }

}