Safari crashes instantly, wont load ...

Hello so for the past couple of days I have been unable to start up Safari. It crashes just starting up.

Here is the report I get, any useful information would be great. Thank you
Process: Safari 228
Path: /Applications/Safari.app/Contents/MacOS/Safari
Identifier: com.apple.Safari
Version: 4.0.3 (5531.9)
Build Info: WebBrowser-55310900~1
Code Type: X86 (Native)
Parent Process: launchd 84

Interval Since Last Report: 2638 sec
Crashes Since Last Report: 1
Per-App Interval Since Last Report: 13 sec
Per-App Crashes Since Last Report: 1

Date/Time: 2009-11-01 12:26:54.615 0100
OS Version: Mac OS X 10.5.8 (9L30)
Report Version: 6
Anonymous UUID: 85BCDEE4-5667-4FF4-B4AB-F82263ABAD26

Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x00000000a2ec00d7
Crashed Thread: 3

Thread 0:
0 libSystem.B.dylib 0x9631e286 mach_msg_trap 10
1 libSystem.B.dylib 0x96325a7c mach_msg 72
2 com.apple.CoreFoundation 0x925a6e7e CFRunLoopRunSpecific 1790
3 com.apple.CoreFoundation 0x925a7aa8 CFRunLoopRunInMode 88
4 com.apple.HIToolbox 0x96b342ac RunCurrentEventLoopInMode 283
5 com.apple.HIToolbox 0x96b340c5 ReceiveNextEventCommon 374
6 com.apple.HIToolbox 0x96b33f39 BlockUntilNextEventMatchingListInMode 106
7 com.apple.AppKit 0x940eb6d5 _DPSNextEvent 657
8 com.apple.AppKit 0x940eaf88 -NSApplication nextEventMatchingMask:untilDate:inMode:dequeue: 128
9 com.apple.Safari 0x0000c303 0x1000 45827
10 com.apple.AppKit 0x940e3f9f -NSApplication run 795
11 com.apple.AppKit 0x940b11d8 NSApplicationMain 574
12 com.apple.Safari 0x00002c92 0x1000 7314

Thread 1:
0 libSystem.B.dylib 0x9632546e __semwait_signal 10
1 libSystem.B.dylib 0x9634fdcd pthread_cond_wait$UNIX2003 73
2 com.apple.WebCore 0x95a96d84 WebCore::IconDatabase::syncThreadMainLoop() 260
3 com.apple.WebCore 0x95a92bb9 WebCore::IconDatabase::iconDatabaseSyncThread() 185
4 libSystem.B.dylib 0x9634f155 _pthread_start 321
5 libSystem.B.dylib 0x9634f012 thread_start 34

Thread 2:
0 libSystem.B.dylib 0xffff0f20 __memcpy 1920 (cpu_capabilities.h:246)
1 libsqlite3.0.dylib 0x91e8c652 allocateBtreePage 1810
2 libsqlite3.0.dylib 0x91e8fa83 incrVacuumStep 851
3 libsqlite3.0.dylib 0x91ed96ce sqlite3VdbeExec 2606
4 libsqlite3.0.dylib 0x91ee4ea2 sqlite3Step 386
5 libsqlite3.0.dylib 0x91ec5624 sqlite3_exec 260
6 com.apple.CFNetwork 0x9536f276 __CFURLCache::ExecSQLStatement(sqlite3*, char const*, int (*)(void*, int, char**, char**), void*, long) 64
7 com.apple.CFNetwork 0x9534bbdd ProcessCacheTasks(__CFURLCache*) 1433
8 com.apple.CFNetwork 0x95345377 CFURLCacheTimerCallback(__CFRunLoopTimer*, void*) 165
9 com.apple.CoreFoundation 0x925a78f5 CFRunLoopRunSpecific 4469
10 com.apple.CoreFoundation 0x925a7aa8 CFRunLoopRunInMode 88
11 com.apple.CFNetwork 0x95345264 CFURLCacheWorkerThread(void*) 388
12 libSystem.B.dylib 0x9634f155 _pthread_start 321
13 libSystem.B.dylib 0x9634f012 thread_start 34

Thread 3 Crashed:
0 com.apple.Safari 0x0019e2ba 0x1000 1692346
1 com.apple.Safari 0x0019e602 0x1000 1693186
2 com.apple.Safari 0x0019e602 0x1000 1693186
3 com.apple.Safari 0x001fa346 0x1000 2069318
4 com.apple.Safari 0x00203ebf 0x1000 2109119
5 com.apple.Safari 0x000287b8 0x1000 161720
6 com.apple.Safari 0x000c73d6 0x1000 811990
7 com.apple.Safari 0x0002814e 0x1000 160078
8 com.apple.Safari 0x0002806f 0x1000 159855
9 com.apple.Safari 0x00027fe2 0x1000 159714
10 com.apple.Safari 0x00027754 0x1000 157524
11 com.apple.Safari 0x00027599 0x1000 157081
12 com.apple.Safari 0x00027525 0x1000 156965
13 com.apple.Safari 0x00027329 0x1000 156457
14 com.apple.Safari 0x00026907 0x1000 153863
15 com.apple.Safari 0x000261f0 0x1000 152048
16 com.apple.Safari 0x00025f97 0x1000 151447
17 com.apple.CoreFoundation 0x925a73c5 CFRunLoopRunSpecific 3141
18 com.apple.CoreFoundation 0x925a7aa8 CFRunLoopRunInMode 88
19 com.apple.Safari 0x00025beb 0x1000 150507
20 com.apple.Safari 0x00025914 0x1000 149780
21 com.apple.Safari 0x0002589f 0x1000 149663
22 libSystem.B.dylib 0x9634f155 _pthread_start 321
23 libSystem.B.dylib 0x9634f012 thread_start 34

Thread 4:
0 libSystem.B.dylib 0x9631e286 mach_msg_trap 10
1 libSystem.B.dylib 0x96325a7c mach_msg 72
2 com.apple.CoreFoundation 0x925a6e7e CFRunLoopRunSpecific 1790
3 com.apple.CoreFoundation 0x925a7aa8 CFRunLoopRunInMode 88
4 com.apple.Foundation 0x919643d5 -NSRunLoop(NSRunLoop) runMode:beforeDate: 213
5 com.apple.Foundation 0x919704f4 -NSRunLoop(NSRunLoop) run 84
6 com.apple.Safari 0x00033c5a 0x1000 207962
7 com.apple.Foundation 0x9192fdfd -NSThread main 45
8 com.apple.Foundation 0x9192f9a4 __NSThread__main__ 308
9 libSystem.B.dylib 0x9634f155 _pthread_start 321
10 libSystem.B.dylib 0x9634f012 thread_start 34

Thread 5:
0 libSystem.B.dylib 0x9636d6fa select$DARWIN_EXTSN 10
1 libSystem.B.dylib 0x9634f155 _pthread_start 321
2 libSystem.B.dylib 0x9634f012 thread_start 34

Thread 3 crashed with X86 Thread State (32-bit):
eax: 0xb47cc001 ebx: 0x0019e1b1 ecx: 0xa2ec0093 edx: 0x0083d81c
edi: 0x00000364 esi: 0x003cfe38 ebp: 0xb01c7998 esp: 0xb01c7870
ss: 0x0000001f efl: 0x00010206 eip: 0x0019e2ba cs: 0x00000017
ds: 0x0000001f es: 0x0000001f fs: 0x0000001f gs: 0x00000037
cr2: 0xa2ec00d7

Binary Images:
0x1000 - 0x278ff2 com.apple.Safari 4.0.3 (5531.9)

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