var form_widget_amount_slider_handle='./style/slider_handle.gif';var slider_handle_image_obj=false;var sliderObjectArray=new Array();var slider_counter=0;var slideInProgress=false;var handle_start_x;var event_start_x;var currentSliderIndex;var sliderHandleWidth=9;function form_widget_cancel_event(){return false}function getImageSliderHeight(){if(!slider_handle_image_obj){slider_handle_image_obj=new Image();slider_handle_image_obj.src=form_widget_amount_slider_handle}if(slider_handle_image_obj.width>0){return}else{setTimeout('getImageSliderHeight()',50)}}function positionSliderImage(e,theIndex){if(!theIndex)theIndex=this.getAttribute('sliderIndex');var theValue=sliderObjectArray[theIndex]['formTarget'].value;if(!theValue.match(/^[0-9]*$/g))theValue=sliderObjectArray[theIndex]['min']+'';if(theValue/1>sliderObjectArray[theIndex]['max'])theValue=sliderObjectArray[theIndex]['max'];if(theValue/1<sliderObjectArray[theIndex]['min'])theValue=sliderObjectArray[theIndex]['min'];sliderObjectArray[theIndex]['formTarget'].value=theValue;var handleImg=document.getElementById('slider_handle'+theIndex);var ratio=sliderObjectArray[theIndex]['width']/(sliderObjectArray[theIndex]['max']-sliderObjectArray[theIndex]['min']);var currentValue=sliderObjectArray[theIndex]['formTarget'].value-sliderObjectArray[theIndex]['min'];handleImg.style.left=Math.round(currentValue*ratio)+'px'}function adjustFormValue(theIndex){var handleImg=document.getElementById('slider_handle'+theIndex);var ratio=sliderObjectArray[theIndex]['width']/(sliderObjectArray[theIndex]['max']-sliderObjectArray[theIndex]['min']);var currentPos=handleImg.style.left.replace('px','');sliderObjectArray[theIndex]['formTarget'].value=Math.round(currentPos/ratio)+sliderObjectArray[theIndex]['min']}function initMoveSlider(e){if(document.all)e=event;slideInProgress=true;event_start_x=e.clientX;handle_start_x=this.style.left.replace('px','');currentSliderIndex=this.id.replace(/[^\d]/g,'');return false}function startMoveSlider(e){if(document.all)e=event;if(!slideInProgress)return;var leftPos=handle_start_x/1+e.clientX/1-event_start_x;if(leftPos<0)leftPos=0;if(leftPos/1>sliderObjectArray[currentSliderIndex]['width'])leftPos=sliderObjectArray[currentSliderIndex]['width'];document.getElementById('slider_handle'+currentSliderIndex).style.left=leftPos+'px';adjustFormValue(currentSliderIndex);if(sliderObjectArray[currentSliderIndex]['onchangeAction']){eval(sliderObjectArray[currentSliderIndex]['onchangeAction'])}}function stopMoveSlider(){slideInProgress=false}function form_widget_amount_slider(targetElId,formTarget,width,min,max,onchangeAction){if(!slider_handle_image_obj){getImageSliderHeight()}slider_counter=slider_counter+1;sliderObjectArray[slider_counter]=new Array();sliderObjectArray[slider_counter]={"width":width-sliderHandleWidth,"min":min,"max":max,"formTarget":formTarget,"onchangeAction":onchangeAction};formTarget.setAttribute('sliderIndex',slider_counter);formTarget.onchange=positionSliderImage;var parentObj=document.createElement('DIV');parentObj.style.height='12px';parentObj.style.position='relative';parentObj.id='slider_container'+slider_counter;document.getElementById(targetElId).appendChild(parentObj);var obj=document.createElement('DIV');obj.className='form_widget_amount_slider';obj.innerHTML='<span></span>';obj.style.width=width+'px';obj.id='slider_slider'+slider_counter;obj.style.position='absolute';obj.style.bottom='0px';parentObj.appendChild(obj);var handleImg=document.createElement('IMG');handleImg.style.position='absolute';handleImg.style.left='0px';handleImg.style.zIndex=5;handleImg.src=slider_handle_image_obj.src;handleImg.id='slider_handle'+slider_counter;handleImg.onmousedown=initMoveSlider;parentObj.style.width=obj.offsetWidth+'px';if(document.body.onmouseup){if(document.body.onmouseup.toString().indexOf('stopMoveSlider')==-1){alert('You already have an onmouseup event assigned to the body tag')}}else{document.body.onmouseup=stopMoveSlider;document.body.onmousemove=startMoveSlider}handleImg.ondragstart=form_widget_cancel_event;parentObj.appendChild(handleImg);positionSliderImage(false,slider_counter)}